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
Roy Kilner and one of eleven children of Seth Kilner and Mary Alice Washington. His brother Norman also played cricket, representing Yorkshire and Warwickshire. The Kilners attended Wombwell Parish Church and the boys were members of the Church Lads' Brigade. His father and his uncle, Irving Washington, the former Yorkshire player, encouraged him to play cricket from an early age. He showed enough ability to join the local colliery team, Mitchell Main. At the age of 14 in 1904, Kilner reached the Mitchell Main first team. Although selected regularly from 1905, Kilner was not particularly successful with the bat. He displayed aggression