Comments
Occupational asthma reported in a carpenter, cabinet maker, and sawmill worker; [Malo] Allergic contact dermatitis and asthma have been reported. [ILO Encyclo: Woodworking Processes, Table 1] "TLV Basis" is asthma for Western red cedar. Workers had significant declines in lung function when exposed to 0.3 mg/m3, but not when exposed to 0.13 mg/m3 total dust. Prevalence of asthma increased from 5% to 15% in workers exposed to <1 mg/m3 versus >2 mg/m3 total dust. [ACGIH] See "Wood dust, all soft and hard woods."