Weck jar secured by steel tension clips which can be removed once a vacuum seal has formed. During storage the vertical position of the rubber seal's external tongue indicates the status of the sealing. Weck products are still produced and are available from German hardware and online stores. Used equipment is frequently sold on online auction sites and in opportunity shops. Weck jar A Weck jar is a molded glass jar used in canning to preserve food. It is popularly used for jam preservation, for its minimal look and foolproof rubber gasket with a glass lid. Weck jars were created by the
Mark S. Fowler Mark S. Fowler Mark S. Fowler (born October 6, 1941) served as Chairman of the Federal Communications Commission from May 18, 1981 to April 17, 1987. Appointed by Ronald Reagan, he led repeal of the Fairness Doctrine and spearheaded the deregulatory trend in telecommunications policy, and was a proponent of deregulation of television stations, and radio ownership laws. Fowler was born in Toronto, Ontario, Canada. He received both his Bachelor's degree and Juris Doctor from the University of Florida. Fowler was a communications counsel at the law firm of Latham & Watkins LLP from 1987 until 2000 FCC. He was