Water’s composition (two parts hydrogen to one part oxygen) was discovered by the London scientist Henry Cavendish (1731-1810) in about 1781. He reported his findings in terms of phlogiston (later the gas he made was proven to be hydrogen) and dephlogisticated air (later this was proven to be oxygen).
On October 1, 1908, the first production Model T Ford is completed at the company’s Piquette Avenue plant in Detroit. Between 1908 and 1927, Ford would build some 15 million Model T cars. It was the longest production run of any automobile model in history until the Volkswagen Beetle surpassed it in 1972.
Pig bladders were used in the 19th century to store an artist’s paint. The bladder would be sealed with a string and then pricked to get the paint out. This option wasn’t the best because it would often break open. American painter John G. Rand was the innovator who made paint tubes from tin and screw cap in the 19th century.
Percy Spencer was working as a researcher for American Appliance Company (now Raytheon) when he noticed a radar set using electromagnetic waves melted the candy bar in his pocket. He had the idea to make a metal box using microwaves to heat food, but the company was the one to file the patent. He received a $2 bonus but never any royalties.