晨枫 发表于 2016-5-20 21:05 7 W. M+ w* x3 M, g1 U这是防白蚁危害的。也真是因为这些化学处理,我对CLT的长期安全性有怀疑,缓慢释放出来对人体不好。 ...
/ L. R$ w- |( Y) k" ]For indoor air quality, CLT has been tested to determine the level( S K& r$ R& ?3 a+ [* {
and safety of the off gassing it produces. CLT glue lines were tested for' L" L/ r- S4 q. D- [. m. `2 R- D
volatile organic compounds (VOCs), including formaldehyde emissions.- _* h6 g# v" ^* {: c! [5 ~
The VOCs as measured in a series of tests were found to be roughly one* J" i7 q- g; j* |$ p
parts per billion (ppb), well under the standard of 50 ppb deemed to be( v5 T1 Y3 y6 y+ r L! ~
a health hazard.. D) y( w/ |* M- b' {% Z
石工 发表于 2016-6-2 15:29 J9 d1 A I2 ~8 i" v- h4 SFor indoor air quality, CLT has been tested to determine the level+ \ R( h( c; o, D2 g+ F) Y
and safety of the off gassing i ...
' h! ?* q, ?. PCLT肯定是符合标准的,我只是对现行标准不大放心。treated wood在当年也是符合标准的。
本帖最后由 fish97 于 2016-6-3 14:00 编辑 0 j6 Z; B- f5 U. g' P
石工 发表于 2016-6-3 05:29 * @( A1 K; m' E# I+ n2 DFor indoor air quality, CLT has been tested to determine the level7 t) S' Y6 e& P( j
and safety of the off gassing i ...
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60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。