RESPIRATORYCAS 67-56-1
Methanol
295k lb · +3% YoY
Methanol concentrations are roughly unchanged from 2010.
RESPIRATORYCAS N450
Manganese compounds
61k lb · -2% YoY
Manganese compounds concentrations have fallen 42% since 2010.
CARCINOGENCAS 75-07-0
Acetaldehyde
55k lb · +3% YoY
Acetaldehyde concentrations are roughly unchanged from 2010.
GENERALCAS N511
Nitrate compounds (water dissociable; reportable only when in aqueous solution)
30k lb · -61% YoY
Nitrate compounds (water dissociable; reportable only when in aqueous solution) concentrations have more than doubled since 2011.
GENERALCAS 7783-06-4
Hydrogen sulfide
14k lb · -7% YoY
Hydrogen sulfide concentrations are roughly unchanged from 2012.
GENERALCAS 7664-41-7
Ammonia
11k lb · -21% YoY
Ammonia concentrations have more than doubled since 2010.
PBTCAS N420
Lead And Lead Compounds
1k lb · +8% YoY
Lead And Lead Compounds concentrations have fallen 22% since 2010.
PBTCAS N458
Mercury compounds
19 lb · -9% YoY
Mercury compounds concentrations have more than doubled since 2010.