TA的每日心情 | 奋斗 2019-7-13 03:21 |
|---|
签到天数: 3 天 [LV.2]筑基
|
: K+ ]7 D3 [- |+ j' y) ^! gFor indoor air quality, CLT has been tested to determine the level# N1 |8 ~) K! {* V: e1 M
and safety of the off gassing it produces. CLT glue lines were tested for
! P0 r/ v9 l! w" n& pvolatile organic compounds (VOCs), including formaldehyde emissions.5 ~2 c+ F. D( w& C6 n; N% A
The VOCs as measured in a series of tests were found to be roughly one: h' T' b/ W- p/ x6 w/ @
parts per billion (ppb), well under the standard of 50 ppb deemed to be
5 e; Z# f3 D0 B; K2 i. O+ I: `7 La health hazard.
! P- m z+ V* p9 j
& b& b, F; \* `# \- S- x" bsource:
1 V9 z7 L+ Z6 g3 C) K9 R' ]/ I, MCROSS-LAMINATED TIMBER IN BRITISH COLUMBIA
" n2 O! a/ ]8 ahttp://www.naturallywood.com/sites/default/files/CLT-and-Dowling-Residence.pdf |
|