Who invented the first air conditioner? a) W. G. GRACE b) Willis H. Carrier c) Albert Einstein d) Robert Hook Willis Carrier invented first air conditioning unit in 1901 when he was just 25 years old. 》𝐃𝐎𝐖𝐍𝐋𝐎𝐀𝐃《 This Page in PDF File NOW!!! Read more articles Previous PostWhat is the white part of the eye called? Next PostWho invented the light bulb in 1879? Leave a Reply Cancel replyCommentEnter your name or username to comment Enter your email address to comment Enter your website URL (optional) Save my name, email, and website in this browser for the next time I comment. Δ You Might Also Like What is the scientific study of heredity called? March 5, 2023 Which gas is responsible for global warming? February 26, 2023 Which is the largest planet of Solar System? May 9, 2020 The position of an element in the periodic table is determined by its____ number. February 13, 2023 The speed of light is: January 27, 2023 Oxidation is a chemical reaction involving: February 4, 2023