Explain four treatment options for hazardous waste.

Chemical methods--It includes ion exchange, precipitation, oxidation and reduction, and neutralization

Thermal methods--In this, high-temperature incineration, which not only can detoxify certain organic wastes but also can destroy them

Biological treatment-- It is of certain organic wastes, such as those from the petroleum industry by a special method called landfarming

Physical treatment-- It concentrates, solidifies, or reduces the volume of the waste. Physical processes include evaporation, sedimentation, flotation, and filtration

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