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Pneumatic trough with bulb suspended from hanger, as invented by Stephen Hales. A pneumatic trough is a piece of laboratory apparatus used for collecting gases, such as hydrogen, oxygen and nitrogen. It is mainly made of glass or various fibres and are of various sizes. It was invented by Stephen Hales. [1]
Urinal deodorizer blocks (commonly known as urinal cakes, urinal cookies, urinal biscuits (or jocularly piscuits), urinal donuts, toilet lollies, trough lollies, urinal pucks, hockey pucks, toilet pucks, or urinal peons (alternately urinal pee-ons)) are small disinfectant blocks or tablets that are added to urinals.
Marine plastic pollution is a type of marine pollution by plastics, ranging in size from large original material such as bottles and bags, down to microplastics formed from the fragmentation of plastic material. Marine debris is mainly discarded human rubbish which floats on, or is suspended in the ocean. Eighty percent of marine debris is plastic.
Public urinals usually have a plastic mesh guard, which may optionally contain a deodorizing urinal deodorizer block or "urinal cake". The mesh is intended to prevent solid objects (such as cigarette butts, feces, chewing gum, or paper) from being flushed and possibly causing a plumbing stoppage. In some restaurants, bars, and clubs, ice may be ...
The study is particularly significant because it could help explain the association between these plastic-derived chemicals and neurological disorders.
The flushing trough was developed by Adamsez Limited and a patent was issued to MJ Adams in 1912 for a flushing trough that used the bell siphon flushing system. [1] A further patent was issued in 1928 to AH Adams for a flushing trough that used the plate siphon mechanism, [2] marketed as the 'Epic'. Advertisements by Adamsez stated that 25,000 ...