|
gptkb:silica_dust
|
50 micrograms per cubic meter (OSHA)
|
|
gptkb:Heptachlor
|
OSHA TWA 0.5 mg/m3
|
|
gptkb:Sulfur_Dioxide_(SO2)
|
OSHA PEL: 5 ppm (TWA)
|
|
gptkb:Silica_dust
|
50 micrograms per cubic meter (OSHA)
|
|
gptkb:Sulfur_Dioxide
|
2 ppm (NIOSH REL)
|
|
gptkb:methyl_ethyl_ketone
|
NIOSH REL 200 ppm (TWA)
|
|
gptkb:nitrogen_dioxide_(NO2)
|
0.053 ppm (annual average, EPA)
|
|
gptkb:Carbon_Monoxide_(CO)
|
50 ppm (OSHA, 8-hour TWA)
|
|
gptkb:silica_dust
|
0.025 mg/m3 (NIOSH)
|
|
gptkb:HCFC-123
|
10 ppm (8-hour TWA, ACGIH)
|
|
gptkb:sulfur_dioxide_(SO2)
|
5 ppm (OSHA, 8-hour TWA)
|
|
gptkb:methyl_ethyl_ketone
|
OSHA PEL 200 ppm (TWA)
|
|
gptkb:Carbon_monoxide
|
50 ppm (OSHA, 8-hour TWA)
|
|
gptkb:Asbestos_(some_varieties)
|
Strict occupational limits
|
|
gptkb:Sulfur_Dioxide_(SO2)
|
NIOSH REL: 2 ppm (TWA)
|
|
gptkb:HFC-125
|
1000 ppm (8-hour TWA, ACGIH)
|
|
gptkb:Carbon_monoxide
|
35 ppm (EPA, 1-hour average)
|
|
gptkb:bromomethane
|
OSHA PEL: 20 ppm (TWA)
|
|
gptkb:Radon_Exposure
|
100 Bq/m3 (WHO guideline)
|
|
gptkb:Sulfur_Dioxide
|
0.25 ppm (ACGIH TLV)
|