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The smaller varieties were used for rose-water ablutions, or for hair-powdering. The larger ones, which possessed receptacles for soap dishes, were the predecessors of the modern bathroom wash basin, or sink. Both varieties, often of very elegant form, were in extensive use throughout a large part of the 18th century and early-19th century ...
A sink/basin in a bathroom Enamel washbowl and jug Sink in Croatian National Theater in Zagreb, Croatia. A sink (also known as basin in the UK) is a bowl-shaped plumbing fixture for washing hands, dishwashing, and other purposes. Sinks have a tap (faucet) that supplies hot and cold water and may include a spray feature
Activated sludge tank at Beckton sewage treatment plant, UK.The white bubbles are due to the diffused air aeration system. The activated sludge process is a type of biological wastewater treatment process for treating sewage or industrial wastewaters using aeration and a biological floc composed of bacteria and protozoa.
Plug for a sink. A plug in sanitation is an object that is used to close a drainage outlet firmly. The insertion of a plug into a drainage outlet allows the container to be filled with water or other fluids. In contrast to screw on caps, plugs are pushed into the hole and are not put over the hole.
The key to a functional island fixture vent is that the top elbow must be at least as high as the "flood level" (the peak possible drain water level in the sink), allowing it to serve as a de facto vacuum breaker preventing the loop from becoming a siphon for an overfilled sink, as from a clogged drain (rather than vent) line.
Inside, the Gillender Building contained a plumbing system serving "26 water closets, 17 water basins, 12 wash basins and 5 slop sinks". The receiving tank was relatively small with a capacity of only 500 U.S. gallons (1,900 L; 420 imp gal).
A catalog from that era shows the addition of coffee boilers, dippers, ladles, cake and pie pans, bowls and cups. Already manufacturing enameled cast iron sinks, stove reservoirs, refrigerator tanks, and water cooler tanks, Vollrath added bathtubs to the product line in 1895, although they weren't included in a catalog.
Other formats possibly not yet written: STEP - international standard for product data exchange (); G - BRL-CAD standard solid modeling open format including support for primitives, attributes, and arbitrary data storage