Fire Extinguisher MCQs App Download | Inventions MCQs e-Book PDF | 18
Inventions MCQs (Grade 8) From Textbook

Inventions MCQs – Certification Test 18

Fire Extinguisher MCQs (Question 18) – App & e-Book Download

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MCQ 18: In which year, chemical foam extinguisher was invented?

  1. 1902
  2. 1896
  3. 1904
  4. 1899

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