Cyril P. Callister Cyril P. Callister Cyril Percy Callister (16 February 1893 – 5 October 1949) was an Australian chemist and food technologist who developed the Vegemite yeast spread. The son of a teacher and postmaster, and one of seven children, he attended the Ballarat School of Mines and later won a scholarship to the University of Melbourne. He gained a Bachelor of Science degree in 1914 and a Master of Science degree in 1917. In early 1915, Callister was employed by food manufacturer Lewis & Whitty, but later that year he enlisted in the Australian Imperial Force. After 53 days, however, he
Shortages in Venezuela They felt the system did nothing to relieve shortages because the large economic changes the country needed to make were simply overlooked. Following the announcement of the fingerprint system, protests broke out denouncing the proposed move in many cities in Venezuela. The MUD opposition coalition called on Venezuelans to reject the new fingerprinting system and called on supporters to hold a nationwide "cacerolazo" (a noisy form of protest). These were primarily held in areas that traditionally opposed the government. Students in Zulia state also demonstrated against the proposed system. Lorenzo Mendoza, the president of Empresas Polar, Venezuela's largest food producer,