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'''Coagulation-Flocculation: Bucket Treatment Unit (BTU)'''

The unit consists of a two bucket system. The upper bucket is filled with raw water. Chemicals are added and the water is stirred fast for approximately 25 seconds with a wooden spoon provided with the unit.<br>

Recommended chemical doses are (Tanhura et al.):<br>

* 200 mg/L aluminum sulphate

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