Home canning afterward. In Australia the most popular home canning system is Fowler's Vacola. This system uses glass jars, single use seals, metal lids, and a water bath canning sterilization process. During the canning process the lids are secured by metal tension clips which are removed once a vacuum seal has formed. Fowler's Vacola products are still produced and are available from some hardware stores. Used equipment is frequently sold on online auction sites and in opportunity shops. In Germany the most popular home canning system is Weck jar. This system uses glass jars (80ml-2.5l) and glass bottles (200ml-1l), reusable rubber seals,
Walter John Kilner Walter John Kilner Walter John Kilner, M.D. B.A., M.B. (Cantab.) M.R.C.P., etc. (1847–1920) was a medical electrician at St. Thomas Hospital, London. There, from 1879 to 1893, he was in charge of electrotherapy. He was also in private medical practice, in Ladbroke Grove, London. He wrote papers on a range of subjects but is today best remembered for his late study "The Human Atmosphere". In 1883 he became a Member of the Royal College of Physicians. In his spare time he was a keen chess player. In 1911 Kilner published one of the first western medical studies of the "Human