Fermenter used in the production of penicillin by deep fermentation process is a ______________ lined steel vessel ?
Correct answer: C. Glass
- A. Rubber
- B. Monel
- C. Glass
- D. Nickel
Explanation
Deep-fermentation penicillin broths are handled in glass-lined steel vessels because the glass surface resists corrosion and contamination while the steel shell provides mechanical strength. This is why glass, rather than rubber, Monel, or nickel, is used as the lining.
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