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 The effect of the nightly closings was to be assessed after 30 days. Following large shortages in January 2015, Makro announced that some stores would begin using fingerprint systems and that customers would be rationed both daily and monthly. Rationing of electricity and water began to increase into 2016. Water shortages in Venezuela resulted in the government mandating the rationing of water. Many Venezuelans no longer had access to water piped to their homes and instead relied on the government to provide water a few times monthly. Desperate Venezuelans often displayed their frustrations through protests and began to steal water