Fire resistance of buildings - Revision history

https://www.designingbuildings.co.uk/w/index.php?action=history&feed=atom&title=Fire_resistance_of_buildings Fire resistance of buildings - Revision history 2026-05-03T02:35:43Z Revision history for this page on the wiki MediaWiki 1.17.4 https://www.designingbuildings.co.uk/w/index.php?title=Fire_resistance_of_buildings&diff=311423&oldid=prev Designing Buildings at 07:27, 27 October 2025 2025-10-27T07:27:27Z

<p></p> <table style="background-color: white; color:black;"> <col class='diff-marker' /> <col class='diff-content' /> <col class='diff-marker' /> <col class='diff-content' /> <tr valign='top'> <td colspan='2' style="background-color: white; color:black;">← Older revision</td> <td colspan='2' style="background-color: white; color:black;">Revision as of 07:27, 27 October 2025</td> </tr><tr><td colspan="2" class="diff-lineno">Line 59:</td> <td colspan="2" class="diff-lineno">Line 59:</td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* Wet riser.</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* Wet riser.</div></td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td></tr> <tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div><del class="diffchange diffchange-inline">[[Category:Articles_needing_more_work]] </del>[[Category:DCN_Definition]] [[Category:DCN_Guidance]] [[Category:DCN_Legislation]] [[Category:DCN_Regulation]] [[Category:Health_and_safety_/_CDM]] [[Category:Regulations]]</div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>[[Category:DCN_Definition]] [[Category:DCN_Guidance]] [[Category:DCN_Legislation]] [[Category:DCN_Regulation]] [[Category:Health_and_safety_/_CDM]] [[Category:Regulations<ins class="diffchange diffchange-inline">]] [[Category:Building_safety</ins>]]</div></td></tr> </table>

Designing Buildings https://www.designingbuildings.co.uk/w/index.php?title=Fire_resistance_of_buildings&diff=311420&oldid=prev Designing Buildings at 07:26, 27 October 2025 2025-10-27T07:26:44Z

<p></p> <table style="background-color: white; color:black;"> <col class='diff-marker' /> <col class='diff-content' /> <col class='diff-marker' /> <col class='diff-content' /> <tr valign='top'> <td colspan='2' style="background-color: white; color:black;">← Older revision</td> <td colspan='2' style="background-color: white; color:black;">Revision as of 07:26, 27 October 2025</td> </tr><tr><td colspan="2" class="diff-lineno">Line 38:</td> <td colspan="2" class="diff-lineno">Line 38:</td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* Fire detection and alarm systems.</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* Fire detection and alarm systems.</div></td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* Fire door.</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* Fire door.</div></td></tr> <tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><ins style="color: red; font-weight: bold; text-decoration: none;">* Fire proof.</ins></div></td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* Fire safety design.</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* Fire safety design.</div></td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* Fire-separating element.</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* Fire-separating element.</div></td></tr> </table>

Designing Buildings https://www.designingbuildings.co.uk/w/index.php?title=Fire_resistance_of_buildings&diff=304778&oldid=prev Editor at 07:55, 27 June 2025 2025-06-27T07:55:23Z

<p></p> <table style="background-color: white; color:black;"> <col class='diff-marker' /> <col class='diff-content' /> <col class='diff-marker' /> <col class='diff-content' /> <tr valign='top'> <td colspan='2' style="background-color: white; color:black;">← Older revision</td> <td colspan='2' style="background-color: white; color:black;">Revision as of 07:55, 27 June 2025</td> </tr><tr><td colspan="2" class="diff-lineno">Line 58:</td> <td colspan="2" class="diff-lineno">Line 58:</td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* Wet riser.</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* Wet riser.</div></td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td></tr> <tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div>[[Category:DCN_Definition]] [[Category:DCN_Guidance]] [[Category:DCN_Legislation]] [[Category:DCN_Regulation]] [[Category:Health_and_safety_/_CDM]] [[Category:Regulations]]</div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><ins class="diffchange diffchange-inline">[[Category:Articles_needing_more_work]] </ins>[[Category:DCN_Definition]] [[Category:DCN_Guidance]] [[Category:DCN_Legislation]] [[Category:DCN_Regulation]] [[Category:Health_and_safety_/_CDM]] [[Category:Regulations]]</div></td></tr> </table>

Editor https://www.designingbuildings.co.uk/w/index.php?title=Fire_resistance_of_buildings&diff=263837&oldid=prev Designing Buildings at 06:30, 23 October 2023 2023-10-23T06:30:19Z

<p></p> <table style="background-color: white; color:black;"> <col class='diff-marker' /> <col class='diff-content' /> <col class='diff-marker' /> <col class='diff-content' /> <tr valign='top'> <td colspan='2' style="background-color: white; color:black;">← Older revision</td> <td colspan='2' style="background-color: white; color:black;">Revision as of 06:30, 23 October 2023</td> </tr><tr><td colspan="2" class="diff-lineno">Line 19:</td> <td colspan="2" class="diff-lineno">Line 19:</td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* Table B5 sets out limitations on the use of uninsulated fire resisting glazed elements.</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* Table B5 sets out limitations on the use of uninsulated fire resisting glazed elements.</div></td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td></tr> <tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div>NB [https://www.bsigroup.com/en-GB/standards/pas-9980/ PAS 9980:2022, Fire risk appraisal of external wall construction and cladding of existing blocks of flats – Code of practice], published by BSI Standards Limited in 2022, fire resistance as the: ‘…ability of an item to fulfil for a stated period of time the required loadbearing capacity and/or integrity and/or thermal insulation, and/or other expected duty specified in a standard fire resistance test. NOTE This is not the time that the item can withstand exposure to any specific real fire without loss of its required performance.’</div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>NB [https://www.bsigroup.com/en-GB/standards/pas-9980/ PAS 9980:2022, Fire risk appraisal of external wall construction and cladding of existing blocks of flats – Code of practice], published by BSI Standards Limited in 2022, <ins class="diffchange diffchange-inline">defines </ins>fire resistance as the: ‘…ability of an item to fulfil for a stated period of time the required loadbearing capacity and/or integrity and/or thermal insulation, and/or other expected duty specified in a standard fire resistance test. NOTE This is not the time that the item can withstand exposure to any specific real fire without loss of its required performance.’</div></td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>= Related articles on Designing Buildings =</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>= Related articles on Designing Buildings =</div></td></tr> <tr><td colspan="2" class="diff-lineno">Line 58:</td> <td colspan="2" class="diff-lineno">Line 58:</td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* Wet riser.</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* Wet riser.</div></td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td></tr> <tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div><del class="diffchange diffchange-inline">[[Category:Articles_needing_more_work]] </del>[[Category:DCN_Definition]] [[Category:DCN_Guidance]] [[Category:DCN_Legislation]] [[Category:DCN_Regulation]] [[Category:Health_and_safety_/_CDM]] [[Category:Regulations]]</div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>[[Category:DCN_Definition]] [[Category:DCN_Guidance]] [[Category:DCN_Legislation]] [[Category:DCN_Regulation]] [[Category:Health_and_safety_/_CDM]] [[Category:Regulations]]</div></td></tr> </table>

Designing Buildings https://www.designingbuildings.co.uk/w/index.php?title=Fire_resistance_of_buildings&diff=263834&oldid=prev Designing Buildings at 06:27, 23 October 2023 2023-10-23T06:27:46Z

<p></p> <table style="background-color: white; color:black;"> <col class='diff-marker' /> <col class='diff-content' /> <col class='diff-marker' /> <col class='diff-content' /> <tr valign='top'> <td colspan='2' style="background-color: white; color:black;">← Older revision</td> <td colspan='2' style="background-color: white; color:black;">Revision as of 06:27, 23 October 2023</td> </tr><tr><td colspan="2" class="diff-lineno">Line 18:</td> <td colspan="2" class="diff-lineno">Line 18:</td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* Table B4 sets out the minimum periods of fire resistance for elements of structure.</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* Table B4 sets out the minimum periods of fire resistance for elements of structure.</div></td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* Table B5 sets out limitations on the use of uninsulated fire resisting glazed elements.</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* Table B5 sets out limitations on the use of uninsulated fire resisting glazed elements.</div></td></tr> <tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><ins style="color: red; font-weight: bold; text-decoration: none;"></ins></div></td></tr> <tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><ins style="color: red; font-weight: bold; text-decoration: none;">NB [https://www.bsigroup.com/en-GB/standards/pas-9980/ PAS 9980:2022, Fire risk appraisal of external wall construction and cladding of existing blocks of flats – Code of practice], published by BSI Standards Limited in 2022, fire resistance as the: ‘…ability of an item to fulfil for a stated period of time the required loadbearing capacity and/or integrity and/or thermal insulation, and/or other expected duty specified in a standard fire resistance test. NOTE This is not the time that the item can withstand exposure to any specific real fire without loss of its required performance.’</ins></div></td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>= Related articles on Designing Buildings =</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>= Related articles on Designing Buildings =</div></td></tr> </table>

Designing Buildings https://www.designingbuildings.co.uk/w/index.php?title=Fire_resistance_of_buildings&diff=216866&oldid=prev Editor at 12:05, 1 November 2021 2021-11-01T12:05:42Z

<p></p> <table style="background-color: white; color:black;"> <col class='diff-marker' /> <col class='diff-content' /> <col class='diff-marker' /> <col class='diff-content' /> <tr valign='top'> <td colspan='2' style="background-color: white; color:black;">← Older revision</td> <td colspan='2' style="background-color: white; color:black;">Revision as of 12:05, 1 November 2021</td> </tr><tr><td colspan="2" class="diff-lineno">Line 19:</td> <td colspan="2" class="diff-lineno">Line 19:</td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* Table B5 sets out limitations on the use of uninsulated fire resisting glazed elements.</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* Table B5 sets out limitations on the use of uninsulated fire resisting glazed elements.</div></td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td></tr> <tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div>= Related articles on Designing Buildings <del class="diffchange diffchange-inline">Wiki </del>=</div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>= Related articles on Designing Buildings =</div></td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* Adhesives.</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* Adhesives.</div></td></tr> <tr><td colspan="2" class="diff-lineno">Line 46:</td> <td colspan="2" class="diff-lineno">Line 46:</td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* Mastic asphalt flooring.</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* Mastic asphalt flooring.</div></td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* Means of escape.</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* Means of escape.</div></td></tr> <tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><ins style="color: red; font-weight: bold; text-decoration: none;">* Passive fire protection is a vital tool in any fire strategy.</ins></div></td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* Place of special fire hazard.</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* Place of special fire hazard.</div></td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* Protected escape route.</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* Protected escape route.</div></td></tr> </table>

Editor https://www.designingbuildings.co.uk/w/index.php?title=Fire_resistance_of_buildings&diff=212852&oldid=prev Designing Buildings at 14:37, 8 September 2021 2021-09-08T14:37:26Z

<p></p> <table style="background-color: white; color:black;"> <col class='diff-marker' /> <col class='diff-content' /> <col class='diff-marker' /> <col class='diff-content' /> <tr valign='top'> <td colspan='2' style="background-color: white; color:black;">← Older revision</td> <td colspan='2' style="background-color: white; color:black;">Revision as of 14:37, 8 September 2021</td> </tr><tr><td colspan="2" class="diff-lineno">Line 1:</td> <td colspan="2" class="diff-lineno">Line 1:</td></tr> <tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div>Approved Document B Fire Safety, Volume 2, Buildings other than dwellinghouses (2019 edition), defines fire resistance as:</div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><ins class="diffchange diffchange-inline">[[Approved_Document_B|</ins>Approved Document B Fire Safety, Volume 2, Buildings other than dwellinghouses<ins class="diffchange diffchange-inline">]] </ins>(2019 edition), defines fire resistance as:</div></td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>'The ability of a component or a building to satisfy, for a stated period of time, some or all of the appropriate criteria given in the relevant standard.'</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>'The ability of a component or a building to satisfy, for a stated period of time, some or all of the appropriate criteria given in the relevant standard.'</div></td></tr> </table>

Designing Buildings https://www.designingbuildings.co.uk/w/index.php?title=Fire_resistance_of_buildings&diff=212851&oldid=prev Designing Buildings at 14:37, 8 September 2021 2021-09-08T14:37:02Z

<p></p> <table style="background-color: white; color:black;"> <col class='diff-marker' /> <col class='diff-content' /> <col class='diff-marker' /> <col class='diff-content' /> <tr valign='top'> <td colspan='2' style="background-color: white; color:black;">← Older revision</td> <td colspan='2' style="background-color: white; color:black;">Revision as of 14:37, 8 September 2021</td> </tr><tr><td colspan="2" class="diff-lineno">Line 1:</td> <td colspan="2" class="diff-lineno">Line 1:</td></tr> <tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div>Approved <del class="diffchange diffchange-inline">document </del>B Fire Safety, Volume 2, Buildings other than dwellinghouses (2019 edition), defines fire resistance as:</div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>Approved <ins class="diffchange diffchange-inline">Document </ins>B Fire Safety, Volume 2, Buildings other than dwellinghouses (2019 edition), defines fire resistance as:</div></td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>'The ability of a component or a building to satisfy, for a stated period of time, some or all of the appropriate criteria given in the relevant standard.'</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>'The ability of a component or a building to satisfy, for a stated period of time, some or all of the appropriate criteria given in the relevant standard.'</div></td></tr> </table>

Designing Buildings https://www.designingbuildings.co.uk/w/index.php?title=Fire_resistance_of_buildings&diff=212850&oldid=prev Designing Buildings at 14:36, 8 September 2021 2021-09-08T14:36:45Z

<p></p> <table style="background-color: white; color:black;"> <col class='diff-marker' /> <col class='diff-content' /> <col class='diff-marker' /> <col class='diff-content' /> <tr valign='top'> <td colspan='2' style="background-color: white; color:black;">← Older revision</td> <td colspan='2' style="background-color: white; color:black;">Revision as of 14:36, 8 September 2021</td> </tr><tr><td colspan="2" class="diff-lineno">Line 1:</td> <td colspan="2" class="diff-lineno">Line 1:</td></tr> <tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div>Approved document B<del class="diffchange diffchange-inline">, </del>Fire Safety, Volume 2, Buildings other than dwellinghouses (2019 edition), defines fire resistance as:</div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>Approved document B Fire Safety, Volume 2, Buildings other than dwellinghouses (2019 edition), defines fire resistance as:</div></td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>'The ability of a component or a building to satisfy, for a stated period of time, some or all of the appropriate criteria given in the relevant standard.'</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>'The ability of a component or a building to satisfy, for a stated period of time, some or all of the appropriate criteria given in the relevant standard.'</div></td></tr> </table>

Designing Buildings https://www.designingbuildings.co.uk/w/index.php?title=Fire_resistance_of_buildings&diff=188957&oldid=prev Editor at 18:27, 7 January 2021 2021-01-07T18:27:07Z

<p></p> <table style="background-color: white; color:black;"> <col class='diff-marker' /> <col class='diff-content' /> <col class='diff-marker' /> <col class='diff-content' /> <tr valign='top'> <td colspan='2' style="background-color: white; color:black;">← Older revision</td> <td colspan='2' style="background-color: white; color:black;">Revision as of 18:27, 7 January 2021</td> </tr><tr><td colspan="2" class="diff-lineno">Line 22:</td> <td colspan="2" class="diff-lineno">Line 22:</td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* Adhesives.</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* Adhesives.</div></td></tr> <tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><ins style="color: red; font-weight: bold; text-decoration: none;">* BS 476.</ins></div></td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* BS EN 13501-1.</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* BS EN 13501-1.</div></td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* Cavity barrier.</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>* Cavity barrier.</div></td></tr> </table>

Editor