Question

The air riser is located on the outside of the draft tube for the large-scale airlift bioreactors because of

a.

higher oxygen transfer rates

b.

a small sparge ring

c.

better heat transfer efficiencies

d.

all of these

Answer: (c).better heat transfer efficiencies

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Q. The air riser is located on the outside of the draft tube for the large-scale airlift bioreactors because of

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