Characteristics of Industrial wastes

Characteristics of industrial wastes

The characteristics of industrial wastes vary greatly upon

• Type of industry
• Manufacturing process adopted and
• Raw materials used

Industrial pollutants may contain:

• Conventional pollutants like
• Biological Oxygen Demand (BOD)
• Total Suspended Solids (TSS)
• pH
• Fecal coliforms
• Fats, Oils and Grease (FOG)
• Toxic pollutants like
• Metals and metalloids (As, Cd, Cr, Cu, Pb, Hg, Ni, Ag, Z)
• Toxic organics 
• Volatile organics
•  1,1,1-trichloroethane
• Benzene
• Ethylbenzene
• Methylene chloride
• Toluene
• Trichloroethylene, etc
• Pesticides
• Polychlorinated biphenyls (PCB)
• Semi-volatile organics
• di-n-butyl pthalate
• Naphthalene
• p-chloro-m-cresol
• Phenols, etc 
• Non conventional pollutants like ammonia, phosphate, etc