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
- BOI (Biochemical Oxygen Demand:BOD) is a measure of the amount of water in organic, using the amount of oxygen used in the digestion organic bacteria decomposes under conditions of oxygen at a temperature that is 20 degrees Celsius for 5 daysIf the amount of water in high-value organic BOI, it will be a high-
- A CD-ROM video (Chemical Oxygen Demand:COD) is a measure of the amount of water in organic, using all the amount of oxygen you need to use the breakdown Organic chemical reactions in water, carbon dioxide and water, has become a rather than a volume identifier. Organic
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