... World War, in a period of many changes in the economic situation in Austria, two chemists met by chance in an office in Upper Austria, one of which, Heinrich Ebner, was working in a vinegar plant,whereas ... many centuries, when wine making,brewing,production of vinegar and distilling were important human skills. The history of biotechnology as an industry apparently begins in the early 19th century, ... procedures involving aeration and feeding of the carbon sources (Zulaufverfahren). 3 Technical Mycology, a Novel Field Winemaking, brewing, distilling and the production of vinegar were already being...