Chemical Glossary

CAS Number: 50-32-8. A polycyclic aromatic hydrocarbon (PAH)
that is a by-product of combustion. The combustion sources
are numerous, including natural sources such as wildfires,
industrial processes, transportation, energy production and
use, food preparation, smoking tobacco, and disposal activities
such a as open trash burning. Chemical formula = C20H12.
Molecular weight = 252.32 g/mol.

CAS Number: 191-24-2. A polycyclic aromatic compound (PAH) that
is a component of crude oil and a product of combustion.
Chemical formula = C22H12. Molecular weight = 276.34 g/mol.

CAS Number: 207-08-9. A polycyclic aromatic hydrocarbons (PAH)
that results from the incomplete burning of orrganic matter,
especially fossil fuels and tobacco. Chemical formula = C20H12.
Molecular weight = 252.32 g/mol.

CAS Number: 205-99-2. A polycyclic aromatic hydrocarbon (PAH)
formed during the incomplete burning of fossil fuels, garbage
or other organic matter. Chemical formula = C20H12. Molecular
Weight = 252.32 g/mol.

CAS Number: 56-55-3. One of the class of chemicals called
Polycyclic Aromatic Hydrocarbons (PAHs). Chemical formula =
C18H12. Molecular weight = 228.29 g/mol.

CAS Number: 206-44-0. One of the class of chemicals called
Polycyclic Aromatic Hydrocarbons (PAHs). A yellow, crystalline
hydrocarbon found in coal tar. It is used as an intermediate for
dyes, pharmaceuticals and agrochemicals. Chemical formula =
C16H10. Molecular weight = 202.26 g/mol.

CAS Number: 208-96-8. A polycyclic aromatic hydrocarbon (PAHs)
that is an odiforous chemical component of crude oil and coal
tar. Chemical formula = C12H8. Molecular weight = 152.20 g/mol.

CAS Number: 83-32-9. A white to light yellowish solid, used to
manufacture plastics, and as an intermediate in the manufacture
of dyes, pharmaceuticals, insecticide, fungicide, herbicide and
plant growth hormones. Chemical formula = C12H10. Molecular
weight = 154.21 g/mol.

CAS Number: 78-59-1. A watery white liquid with a peppermint-like
odor. It is used as a solvent, in some herbicide and pesticide
formulations and in adhesives for plastics, polyvinylchloride,
and polystyrene materials. Chemical Formula = C9H14O. Molecular
weight = 138.21 g/mol.

CAS Number: 532-27-4. A potent eye, throat, and skin irritant
used as a riot-control agent (tear gas) and in Chemical Mace
Chemical formula = C8H7ClO. Molecular weight = 154.59 g/mol.