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Descaling agents are commonly used to remove limescale. Prevention of fouling by scale build-up relies on the technologies of water softening or other water treatment. This column in the Bad Münstereifel church in Germany is made from the calcium carbonate deposits that built up in the Roman Eifel Aqueduct over several centuries of use.
A descaling agent or chemical descaler is a liquid chemical substance used to remove limescale from metal surfaces in contact with hot water, such as in boilers, water heaters, and kettles. Limescale is either white or brown in colour due to the presence of iron compounds. Glass surfaces may also exhibit scaling stains, as can many ceramic ...
Pickling is sometimes called acid cleaning if descaling is not needed. [2] [3] Many hot working processes and other processes that occur at high temperatures leave a discoloring oxide layer or scale on the surface. In order to remove the scale the workpiece is dipped into a vat of pickle liquor.
A kettle, sometimes called a tea kettle or teakettle, is a device specialized for boiling water, commonly with a lid, spout, and handle. There are two main types: the stovetop kettle , which uses heat from a hob , and the electric kettle , which is a small kitchen appliance with an internal heating element .
Kames are often associated with kettles, and this is referred to as kame and kettle or knob and kettle [1] topography. The word kame is a variant of comb (kame, or kaim is the Old Scottish word meaning 'comb'), which has the meaning "crest" among others. [2] The geological term was introduced by Thomas Jamieson in 1874. [3]
Kettle & Stony Point First Nation (Ojibwe: Wiiwkwedong Anishinaabek, meaning: "in/at the bay") [2] comprises the Kettle Point reserve and Stony Point Reserve (which is under remedial cleanup after over 50 years of occupation by the Canadian Armed Forces), both located approximately 35 kilometres (22 mi) northeast of Sarnia, Ontario, Canada, on the southern shore of Lake Huron.
Kettle Lakes Provincial Park is a provincial park in northeastern Ontario, about 30 kilometres (19 mi) east of Timmins. It is administered by Ontario Parks, which classifies it as a recreation park. The landscape of the park is the legacy of the retreat of an enormous glacier at the end of the last Ice Age, approximately 12,000 years ago.
Ma and Pa Kettle (also known as The Further Adventures of Ma and Pa Kettle) is a 1949 American comedy film directed by Charles Lamont.It is the sequel to the 1947 film version of Betty MacDonald's semi-fictional memoir The Egg and I and the first official installment of Universal-International's Ma and Pa Kettle series starring Marjorie Main and Percy Kilbride.