2.ลักษณะทางเคมี (Chemical Character

Two. Characteristic chemistry (chemical characteristics) the chemical nature of the waste water is released from the source of different will make the chemical nature of the waste water are different according to the type of source is divided into two categories.
isOrganic matter (organic matter) compounds typically composed primarily of carbon, hydrogen and oxygen. Mainly from organic beings, and can be caused by human activities

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2. chemical characteristics (Chemical Characteristics), the chemical characteristics of the waste water that is discharged from a different origin, chemical characteristics of the waste water varies according to the type of origin. Divided into 2 categories:
Organic compounds (Organic matter). Substances generally consists of the element carbon hydrogen and oxygen. Most organic compounds are derived from living organisms and human activity may be caused by

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2. A chemical (Chemical Characteristics) the nature of the chemical waste that has been released from a variety of sources that would be different, the chemical characteristics of the waste water is different according to the type of source is divided into 2 categories:
Organic (Organic matter), substances that generally contains a carbon hydrogen and oxygen is a primary organic mainly come from organisms and may be caused by human activities