GENERALCAS 7697-37-2
Nitric acid
51k lb · -42% YoY
Nitric acid concentrations have more than doubled since 2010.
CARCINOGENCAS 91-20-3
Naphthalene
17k lb · — YoY
Naphthalene concentrations have more than doubled since 2012.
GENERALCAS 7664-41-7
Ammonia
5k lb · -4% YoY
Ammonia concentrations have more than halved since 2012.
PBTCAS N458
Mercury And Mercury Compounds
437 lb · -62% YoY
Mercury And Mercury Compounds concentrations are up 59% since 2010.
CARCINOGENCAS 7440-02-0
Nickel
119 lb · +1046% YoY
Nickel concentrations have more than doubled since 2023.
RESPIRATORYCAS N090
Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region)
19 lb · -59% YoY
Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region) concentrations have more than halved since 2010.
PBTCAS N420
Lead And Lead Compounds
4 lb · -54% YoY
Lead And Lead Compounds concentrations have more than halved since 2010.
GENERALCAS 7664-93-9
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)
0 lb · -97% YoY
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) volumes here are too small to anchor a multi-year trend; YoY movement is still shown above.