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1771. Telfon (PTFE) is corroded by

September 7, 2025 by Admin

Hydrochloric acid (10%)

Hydrochloric acid (95%)

Sulphuric acid

None of these

✅ The correct answer is option D.

Categories Chemical Engineering, Engineering, Materials and Construction MCQs Tags Chemical Engineering MCQs, Engineering MCQs, Materials and Construction MCQs

1738. Which of the following finds the least commercial use?

1774. Fermenter used in the production of pen-cillin by deep fermentation proces is a __________ lined steel vessel

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