Anaerobic digestion (F)

GCSE · Chemistry · AQA · C10.3 — Waste water treatment: screening, sedimentation, anaerobic digestion of sludge and aerobic biological treatment of effluent

Question

(F4) What is produced by anaerobic digestion of sludge, and how is it used?

[Foundation — 2 marks]

2 marks · take your time before peeking.

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