The minimum standards for training programs in the United States are set by - The office of
apprenticeship
What was noticeable about plumbing tech and practices in the late 19th century? - It started to
look relatively modern
What did people realize in the mid-1800s about plumbing systems? - They still were neither
complex nor large enough to keep up with industrial growth of cities.
When and where did ancient Roman baths and spas start being rebuilt? - In 16th century England.
What led to increased construction of improved water supply systems in the 17 and 1800s? -
Cholera outbreaks in Philadelphia and New York.
Who and when developed the first waterworks. - Boston in 1652
When did Philadelphia begin using cast iron piping for water mains? - 1804
By the mid-1800s what did most American homes often have outside? - Privies supplied from
wells or cisterns.
Where did the term plumber come from? - Plumbum is lead in latin, which meant a plumbarius
was a lead worker.
What did scientist discover wood kill bacteria? - Treating water supplies with chlorine.
What is chlorine? - A heavy greenish yellow gas.
What happened in Brooklyn in 1857? - It had a sewer system designed
, What did Albert Prince of Wales say in 1871? - If I could not be a prince, I'd rather be a plumber.
What was created in Baltimore in 1884? - The Baltimore resolutions was created, which is a set of
professional guidelines.
Thermalplastic - A plastic compound that is soft and pliable
Thermoset - A plastic compound which becomes solid when heated
Polyvinyl Chloride (PVC) - Origind pipe with high impact strength, it is made from thermoplastic. It
was developed in the 1930s and was the first plastic used in plumbing.
Fixtures - Devices that receive water from water supply lines.
Who and what was developed in 1911? - The Kohler company developed the first one piece
recessed bath.
Who invented the single-handed mixing faucet? - Al Moen
Who developed the first flush valve? - William Sloan
Who started manufacturing and selling hygienic drinking fountains in 1912? - Hasley W. Taylor
What percentage of the water on earth is fresh water? - 3%
What did the US Green building council develop in 1993? - The leadership in energy and
environmental design
Geothermal Hot Water - Water heated by the energy below the surface.