In honor of Black History Month, here are few profiles of contributors to history of African descent:
Garrett Morgan
(1873-1963), In 1914 a Black inventor named Garrett Morgan invented the gas mask. It was used by many rescue agencies to save many lives. Also during World War 1, the gas mask was very important in protecting american solders from poison gas attacks. He also invented the traffic lights that we use today.
Norbert Rillieux
(1806-1894), Norbert Rillieux was a Black inventor who invented the multiple effect vaccum pan evaporator. This device improved the quality of sugar. Rillieux’s work still impacts the sugar industry and the manufacture of soap, glue, condensed milk and other products. Charles A. Brown, a chemist with the U.S. Department of Agriculture, described Rillieux’s invention as “the greatest in the history of American chemical engineering.” Rillieux also developed a plan for a sewer system for New Orleans that would have greatly improved the health conditions there. The city government rejected the plan because he was black. Continue reading