chemical inquiries
111Pierre Janssen — Pierre Jules César Janssen (February 22, 1824 ndash; December 23, 1907) was a French astronomer who, along with the English scientist Joseph Norman Lockyer, is credited with discovering the gas helium. Life, work, and interestsJanssen was born in …
112Walter McCrone — Walter Cox McCrone (1916 2002) was an American chemist who was considered a leading expert in microscopy. To the general public, however, he was best known for his work on the Shroud of Turin, the Vinland map, and Forensic… …
113Shen Kuo — Infobox Scientist name = Shen Kuo zh. 沈括 image width = 280px caption = Shen Kuo, a Chinese scientist famous for his concepts of true north and land formation, among others. (Modern artist s impression) birth date = 1031 birth place = Qiantang… …
114Recombinant DNA — (rDNA) molecules are DNA sequences that result from the use of laboratory methods (molecular cloning) to bring together genetic material from multiple sources, creating sequences that would not otherwise be found in biological organisms.… …
115Carl Ludwig — Carl Friedrich Wilhelm Ludwig (29 December 1816 ndash; 23 April 1895) was a German physician and physiologist. In 1842 Ludwig became a professor of physiology and in 1846 of comparative anatomy. From professorhips in Zurich and Vienna he went in… …
116Cyanamide — Not to be confused with cyanimide. Cyanamide …
117Bordeaux mixture — is a mixture of copper(II) sulfate and slaked lime used as a fungicide in vineyards. It is used mainly to control garden, vineyard, nursery and farm infestations of fungi, primarily downy mildew which can result from infections of Plasmopara… …
118Charles Sanders Peirce bibliography — C. S. Peirce articles  General:    Charles Sanders Peirce Charles Sanders Peirce bibliography Philosophical:    Categories (Peirce) Semiotic elements and   classes of signs (Peirce) Pragmatic maxim • Pragmaticism… …
119Armstrong World Industries — Infobox Company company company name = Armstrong World Industries, Inc. company type = Corporation foundation = Lancaster, Pennsylvania location = Lancaster, Pennsylvania key people = Michael D. Lockhart, Chairman CEO num employees =… …
120Neuroimmunology — is a field combining neuroscience, the study of the nervous system, and immunology, the study of the immune system. Neuroimmunologists seek to better understand the interactions of these two complex systems during development, homeostasis, and… …
