chemistry

Jeremias Richter and the Law of Definite Proportions

Jeremias Richter and the Law of Definite Proportions

On March 10, 1762, German chemist Jeremias Benjamin Richter was born. He discovered the law of definite proportions and is best known for introducing the term stoichiometry, i.e. the calculation of relative quantities of reactants and products in chemical reactions. Youth and Education Jeremias Benjamin Richter was born at Hirschberg in Silesia, today’s Jelenia Góra in Western Poland. He graduated from the Hirschberg Gymnasium, and in 1778 joined the engineering corps of…
Read more
Maria Telkes and the Power of the Sun

Maria Telkes and the Power of the Sun

On December 12, 1900, Hungarian–American scientist and inventor Mária Telkes was born. She is best known for her work in solar energy technology. Mária Telkes finished her dissertation in the field of physical chemistry in 1924 at the University o Budapest and moved to the united States shortly after. About one year later, Telkes accepted a position as a biophysicist for the Cleveland Clinic Foundation, where she researched on creating a photoelectric…
Read more
Ellen Swallow Richards and Home Economics

Ellen Swallow Richards and Home Economics

On December 3, 1842, American chemist Ellen Henrietta Swallow Richards was born. She was the foremost female industrial and environmental chemist in the United States during the 19th century. Her pioneering work in sanitary engineering and experimental research in domestic science widened professional opportunities for women in the sciences and laid a foundation for the new science of home economics. Richard was educated at home, since both of her parents were trained…
Read more
Daniel Rutherford and the isolation of Nitrogen

Daniel Rutherford and the isolation of Nitrogen

Daniel Rutherford (1749-1819) On November 3, 1749, Scottish physician, chemist and botanist Daniel Rutherford was born. Rutherford was the uncle of famous novelist Sir Walter Scott. But originally, he is most famous for the isolation of nitrogen in 1772. The second son of Professor John Rutherford and his second wife Anne Mackay, Daniel Rutherford was born in Edinburgh on 3 November 1749. Educated at first at home, he was sent, when seven…
Read more
Hazel Bishop and the Long Lasting Lipstick

Hazel Bishop and the Long Lasting Lipstick

On August 17, 1906, US-American chemist Hazel Gladys Bishop was born. She is best known as the inventor of the first long lasting lipstick in 1949, an invention on which she founded a successful cosmetic company. Hazel Gladys Bishop – A Career in Bio-Chemistry Hazel Gladys Bishop graduated in 1929, earning a degree in chemistry. It is assumed that originally, Bishop intended to become a doctor, but instead left medical school and started…
Read more
Relation Browser
Timeline
0 Recommended Articles:
0 Recommended Articles: