Aromatic hydrocarbons

1. Benzene
2. Phenols - Xylenol or dimethylphenol, cresol, alkylphenols like nonylphenol, Paraben
3. Polycyclic aromatic hydrocarbons (PAH)

Alkylphenols

Bisphenol-A

1. Badge-4OH
2. BPA

Brominated Flame Retardants: PBDEs (Polybrominated Diphenyl Ethers)

Dioxins

1. Chlorodibenzofurans (CDFs, Furans)
2. Chlorinated Dibenzo-p-Dioxins (CDDs)

Hormones (growth)

Heavy Metals

1. Lead (Pb)
2. Mercury (Hg)
3. Arsenic (As)

Nitro and Polycyclic Musks    

Nitrates

Organometals

1. Tributyltin
2. Methylated Mercury

Organochlorides including:

1. “Agent Orange”
2. Aldrin/Dieldrin
3. Chlordane
4. Chlorinated Hydrocarbons (chloro- and dichloromethane, chloroform, carbon     
       tetrachloride)\
5. DDT
6. Halogenated Phenols - Pentachlorophenol (PCP)
7. Heptachlor
8. Hexachlorobenzene
9. Mirex
10. Polychlorinated biphenyls (PCB)
11. Polychlorinated Napthalenes (PCN)
12. Polychlorinated Terphenyl (PCT)
    
13. Polyvinyl Chloride (PVC)
14. Toxaphene - C₁₀H₁₀C_l8

Organofluorines including:

*  Perfluorooctanesulfonic acid

Organophosphates

1. Chlorpyrifos metabolite (3,5,6-TCP)
2. Diethylphosphate (DEP)
3. Diethylphosphorodithidate (DEDTP)
4. Diethylphosphorothidate (DEPT)
5. Dimethylphosphate (DMP)
6. Dimethylphosphorodithidate (DMPT)
7. Malathion Dicarboxylic Acid
8. Malathion Mono-Carboxylic Acid

Perchlorate

Perfluorinated Chemicals (PFC)

Other Threats:

Greenhouse Gasses

1. CO₂
2. H₂O
3. Methane – CH₄
4. Nitrous Oxide – N₂O
5. Haloalkanes or Alkyl Halides (Halogenated Hydrocarbons)
   • Chlorofluorocarbons (CFC) - Freon
   • Hydrofluorocarbons (HFC) - Freon
6. Ozone – O₃

Anthropogenic Radioactivity

1. Cesium
2. Plutonium
3. Uranium