TA的每日心情 | 奋斗 2019-7-13 03:21 |
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签到天数: 3 天 [LV.2]筑基
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: p4 }. }0 D) Q& H; Z, |4 @7 xFor indoor air quality, CLT has been tested to determine the level+ t# D- E6 z7 T2 a" x* d8 c5 o3 ?
and safety of the off gassing it produces. CLT glue lines were tested for8 q- K7 q% E3 N+ c- ]
volatile organic compounds (VOCs), including formaldehyde emissions./ d, {, v5 L- Z4 t( j
The VOCs as measured in a series of tests were found to be roughly one
* i! u5 P! o5 { l* \+ lparts per billion (ppb), well under the standard of 50 ppb deemed to be. }4 ~4 Y' ~- N/ g! o4 u
a health hazard.
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source:! I& {4 g1 ]8 K8 I3 U9 M
CROSS-LAMINATED TIMBER IN BRITISH COLUMBIA" t% o% L F# c! _, U9 U
http://www.naturallywood.com/sites/default/files/CLT-and-Dowling-Residence.pdf |
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