1 s/ w+ x( Q" E0 Q4 V: vFor indoor air quality, CLT has been tested to determine the level 4 j R" J/ K* g2 P2 `and safety of the off gassing it produces. CLT glue lines were tested for ( m/ h' @! G( l3 z& dvolatile organic compounds (VOCs), including formaldehyde emissions.4 d4 v9 M4 K6 q6 W8 Z8 @
The VOCs as measured in a series of tests were found to be roughly one- n: S5 ?! D/ f& }
parts per billion (ppb), well under the standard of 50 ppb deemed to be6 A* Y1 b5 P7 t( e. } [% K
a health hazard. ( A9 M, a* x* S& | 4 O: J7 }1 `1 E. y% i2 J' wsource: ' U( h' R4 x4 T' J8 W; jCROSS-LAMINATED TIMBER IN BRITISH COLUMBIA& b: U# h, I! b4 F. r) z: h z1 R http://www.naturallywood.com/sites/default/files/CLT-and-Dowling-Residence.pdf
石工 发表于 2016-6-2 15:29 $ ]1 a) Y3 F: h6 ^ z. ?For indoor air quality, CLT has been tested to determine the level5 u5 B3 D g/ [% T9 \9 c: E
and safety of the off gassing i ...
本帖最后由 fish97 于 2016-6-3 14:00 编辑 5 y! b) Q b8 k2 g( y2 K
石工 发表于 2016-6-3 05:293 l- U; C0 @ y8 q5 w
For indoor air quality, CLT has been tested to determine the level) S8 _6 H7 b. t
and safety of the off gassing i ...
* r# S) x/ C9 |6 [% {. @4 b( y
) P1 {' Q, ]: O0 ^- F" X. B60年代这边还很时兴喷聚尿醛泡沫,后来就是因为有formaldehyd释放而弃用了。