TA的每日心情 | 奋斗 2019-7-13 03:21 |
|---|
签到天数: 3 天 [LV.2]筑基
|
9 ? a& K5 d; P% x' Y; _/ g$ Q* O, `0 KFor indoor air quality, CLT has been tested to determine the level6 n- a; N/ W, I. _' x- f' V2 Q' z- J
and safety of the off gassing it produces. CLT glue lines were tested for
! C3 G+ q2 }2 e$ Q vvolatile organic compounds (VOCs), including formaldehyde emissions.
% w! O( z; f$ oThe VOCs as measured in a series of tests were found to be roughly one% a' f o- W+ o' N0 S1 I
parts per billion (ppb), well under the standard of 50 ppb deemed to be
" D2 ~3 Z( ^! F' w& d" ua health hazard.; Z1 u7 k7 l/ M5 [: o
- L9 T) H; h o4 Q2 ^
source:
7 K, e4 j b1 h9 C$ E( l1 s* R+ VCROSS-LAMINATED TIMBER IN BRITISH COLUMBIA& V) @+ ^% E" y5 x
http://www.naturallywood.com/sites/default/files/CLT-and-Dowling-Residence.pdf |
|