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Bronze strigil (Roman, 1st century AD, Walters Art Museum The strigil (Latin: strigilis) or stlengis (Ancient Greek: στλεγγίς, probably a loanword from the Pre-Greek substrate) is a tool for the cleansing of the body by scraping off dirt, perspiration, and oil that was applied before bathing in Ancient Greek and Roman cultures.
Another method of cleaning bronze sculpture, especially ones that are outside, is water blasting. Water can be pressurized at varying levels of psi, depending on what is needed for the individual case. Different types of nozzles can direct the flow of water in unique ways, providing a versatile cleaning method.
Bronze artifacts from Sumerian cities and Egyptian artifacts of copper and bronze alloys date to 3000 BC. [10] The Bronze Age began in Southeastern Europe around 3700–3300 BC, in Northwestern Europe about 2500 BC. It ended with the beginning of the Iron Age, 2000–1000 BC in the Near East, 600 BC in Northern Europe.
The ‘nausadar’ powder is sprinkled on the vessel. The tin melts rapidly which is then rubbed evenly on the utensil with the help of a cotton cloth or a swab of cotton. The rubbing process is known as ‘majaay’ in Hindi. A whitish smoke with the peculiar smell of ammonia is released when the ‘nausadar’ powder is rubbed on the utensil ...
Front cover – The M16A1 Rifle – Operation and Preventive Maintenance by Will Eisner, issued to American soldiers in the Vietnam War. An inadequately maintained firearm will often accumulate excessive fouling and dirt within the barrel and receiver, which not only can clog up the rifling and decrease the firearm's accuracy and precision, but can also interfere with the proper operation of ...
Some of the locations where these opportunistic pathogens can grow include faucets, shower heads, water heaters and along pipe walls. Reasons that favor their growth are "high surface-to-volume ratio, intermittent stagnation, low disinfectant residual, and warming cycles".
Crude oil washing (COW) is washing out the residue from the oil tanker using the crude oil cargo itself, after the cargo tanks have been emptied. Crude oil is pumped back and preheated in the slop tanks, then sprayed back via high pressure nozzles in the cargo tanks onto the walls of the tank. Due to the sticky nature of the crude oil, the oil ...
Bronze, or bronze-like alloys and mixtures, were used for coins over a longer period. Bronze was especially suitable for use in boat and ship fittings prior to the wide employment of stainless steel owing to its combination of toughness and resistance to salt water corrosion. Bronze is still commonly used in ship propellers and submerged bearings.