Facts:
It's difficult to treat oils (vegetable) spilled from kitchen sinks. If possible, it should be contained in pretreatment pond. Emulsifying seems impractical, but it decomposed longer than visually expected.
A small amount of detergent in the pond, even a small amount of it change the water green so much.
Pipes should be securely tighten to prevent spills of pond water.
Everyday, a family of 4 in Jakarta use up
Mar 24, 2008
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