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2007-12-18 13:16:48 · 2 answers · asked by Derrick H 1 in Science & Mathematics Biology

2 answers

1.alcoholic (ethanol)
2.lactic acid
3.hydrogen
4mixed acid
[note: not positive about #3, #4]

2007-12-18 17:09:17 · answer #1 · answered by ursaitaliano70 7 · 0 0

Just off the top of my head:
Aerobic, anaerobic
bacteria, yeast/fungal
top or bottom of vat

2007-12-18 21:22:18 · answer #2 · answered by Anonymous · 1 0

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