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Freon MCQ (Multiple Choice Questions) PDF Download
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The Freon Multiple Choice Questions (MCQ Quiz) with Answers PDF (Freon MCQ PDF e-Book) download to practice Inventions Tests. Learn Inventions and Inventors Multiple Choice Questions and Answers (MCQs), Freon quiz answers PDF for online elementary school classes. The Freon MCQ App Download: Free learning app for modern neuroscience, foot bag, post-it-note, a.c test prep for virtual online school.
The MCQ: In which one of the following year, Freon was invented; "Freon" App Download (Free) with answers: 1911; 1928; 1978; 1948; for online elementary school classes. Solve Inventions and Inventors Quiz Questions, download Google eBook (Free Sample) for school certificate.
Freon MCQs PDF: Questions Answers Download
Miracle compound called Freon was invented by
- Sir Gideon Sundback
- Sir Mathew Maury
- Sir Robert Bunsen
- Sir Thomas Midgley
In which one of the following year, Freon was invented?
- 1911
- 1928
- 1978
- 1948
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