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2007-12-02 04:52:59 · 2 answers · asked by jeffrey k 3 in Environment Alternative Fuel Vehicles

2 answers

A settling tank works well. Just takes longer. Sludge will fall to bottom.

2007-12-02 08:02:01 · answer #1 · answered by GABY 7 · 0 0

Mount a long beam on a bearing, rig a motor to turn it and hang a bucket on each end of the beam. It isn't rocket science.

2007-12-02 05:00:47 · answer #2 · answered by campbelp2002 7 · 0 2

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