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
WECK the effort and the format was a big hit with of Buffalo's large adult population. WECK grew from a "no show" in the ratings at the time of the format change (on 4/4/81) to an all-time high of #4 in the market in late 1983. The trade publication "Inside Radio" touted the headlines: "WECK..takes town by storm" and "WECK skyrockets into contention". Radio and Records designated WECK as a "Fastest Mover" up the ratings ladder. The 1,000-watt station garnered a 7.2 share of 12+ all listeners, beating most FM, and every area AM station (including 50,000-watt WWKB) except #1 WBEN.