He was a chemist, engineer, and inventor. Her second husband was British university professor from Oxford, Malcolm Frazer, a chemist. It was named after its discoverer, the German chemist Bernhard Tollens. He was the grandson of the chemist and industrialist Charles Tennant. Propane was discovered by the French chemist Marcellin Berthelot in 1857. In 1893 the company became majority owned by Swedish chemist Alfred Nobel. The element was discovered by the French chemist Bernard Courtois in 1811. Nitroglycerine was synthesized by the Italian chemist Ascanio Sobrero in 1847. She is married to Ian Thompson, a research chemist and former wheelchair athlete. Albert Chan - An organic chemist, Chinese Academy of Sciences. His mother was an organic chemist from the Philippines. DDT was first synthesized in 1874 by the Austrian chemist Othmar Zeidler. They got in touch with Mark Sochaski, an analytical chemist and bioterrorism expert. It was named after Walther Nernst, a German physical chemist who formulated the equation. He was a descendant of a famous English chemist, John Mayow.