QUESTION 4 The Chaudhari et al paper discussed in this course is concerned with

Question

QUESTION 4 The Chaudhari et al paper discussed in this course is concerned with the treatment of spent wash water coming from a molasses-based alcohol distillery. This spent wash is dark brown in colour and has very high levels of CoD (up to 200 kg/m and BoD (up to 75 kg/m 0. Around 15 m of spent wash are formed per m3 ethanol produced. This stream is sent first to an anaerobic reactor which greatly reduces its organic load (quoted values for the biodigester effluent are COD 38,800 mg/L, BOD 7,200 mg/L).

Explanation / Answer

Q: What are the major advantages and disadvantages of using molasses as a feedstock?

Advantages:

Disadvantages:

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