TA的每日心情 | 奋斗 2019-7-13 03:21 |
|---|
签到天数: 3 天 [LV.2]筑基
|
2 Z- b9 z0 _, RFor indoor air quality, CLT has been tested to determine the level; T2 `* j9 Z6 y' l$ O* Z$ H6 y
and safety of the off gassing it produces. CLT glue lines were tested for
0 g3 V, D4 _4 v& w8 G: cvolatile organic compounds (VOCs), including formaldehyde emissions.
$ y( U3 e# H% hThe VOCs as measured in a series of tests were found to be roughly one' k8 F+ c3 t: h& K. e7 x
parts per billion (ppb), well under the standard of 50 ppb deemed to be
% ]$ K9 k1 `$ Ha health hazard.
/ K$ p/ k; e1 O9 |% j" b6 R- C) y( P) z7 P& r
source:
4 A# z4 _/ K5 Z$ o6 M, BCROSS-LAMINATED TIMBER IN BRITISH COLUMBIA( {1 J7 q# c5 F9 y$ [
http://www.naturallywood.com/sites/default/files/CLT-and-Dowling-Residence.pdf |
|