General Knowledge MCQs – Certification Test 1050

Refrigeration MCQs (Question 1050) – App & e-Book Download

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MCQ 1050: World's first refrigerator was invented by:

Oliver Evans
Jacob Perkins
John Gorrie
William Crapo Durant

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Free Refrigeration Book App – Download for iOS & Android

The App: Refrigeration MCQs App to Learn Refrigeration Notes, General Knowledge MCQs App, and DataBase Management System (MCS) MCQs App to improve professional learning.

Download the "Refrigeration MCQs" App: Free General Knowledge MCQs App (Android & iOS) to enhance virtual learning. Download App Store & Play Store Study Apps with all functionalities for digital GK practice.