Inventions MCQ App Download | Freon MCQ e-Book PDF | 43
Inventions MCQs (Grade 8) From Textbook

Inventions MCQs – Certification Test 43

Freon MCQ (Question 43) – App & e-Book Download

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MCQ 43: Miracle compound called Freon was invented by:

  1. Sir Gideon Sundback
  2. Sir Mathew Maury
  3. Sir Robert Bunsen
  4. Sir Thomas Midgley
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8th Class Science Test Questions

8th Class Science Quiz with Answers