External relations of Guernsey External relations of Guernsey The Bailiwick of Guernsey is a British Crown dependency in the English Channel off the coast of Normandy. As a bailiwick, Guernsey embraces not only all ten parishes on the Island of Guernsey, but also the islands of Alderney and Sarkeach with their own parliamentand the smaller islands of Herm, Jethou and Lihou. Although its defence is the responsibility of the United Kingdom, the Bailiwick is not part of the United Kingdom, but, as its description suggests, a possession of the Crown. Consequently, though it lies within the Common Travel Area, it is not part of
History of water supply and sanitation was invented by Alexander Cummings in 1775 but became known as the U-bend following the introduction of the U-shaped trap by Thomas Crapper in 1880. The first screw-down water tap was patented in 1845 by Guest and Chrimes, a brass foundry in Rotherham. Founders of microscopy, Antonie van Leeuwenhoek and Robert Hooke, used the newly invented microscope to observe for the first time small material particles that were suspended in the water, laying the groundwork for the future understanding of waterborne pathogens and waterborne diseases. Sir Francis Bacon attempted to desalinate sea water by passing the flow through a sand