Carl Friedrich Claus
Carl Friedrich Claus ( born November 9 , 1827 in Kassel; died August 29 , 1900 in London ) was a German chemist and inventor . 
<triplet> Carl Friedrich Claus <subj> November 9, 1827 <obj> date of birth <subj> Kassel <obj> place of birth <subj> August 29, 1900 <obj> date of death