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CPVC sprinkler pipe inside a firestop mock-up. Chlorinated polyvinyl chloride (CPVC) is a thermoplastic produced by chlorination of polyvinyl chloride (PVC) resin. CPVC is significantly more flexible than PVC, and can also withstand higher temperatures. Uses include hot and cold water delivery pipes and industrial liquid handling.
The following is a list of the 67 counties of the U.S. state of Pennsylvania. The city of Philadelphia is coterminous with Philadelphia County, the municipalities having been consolidated in 1854, and all remaining county government functions having been merged into the city after a 1951 referendum.
(*): A county of the third class that is determined to have a population of 500,000 or more may elect to continue to be a county of the third class. [5] (~): A county having a population between 35,000 and 44,999 may elect to be a county of the sixth class. [5]
Cold Spring Township is a township in Lebanon County, Pennsylvania, United States. It is part of the Lebanon, PA Metropolitan Statistical Area. The population was 52 at the 2010 census. [4] Almost all of the township is part of the Pennsylvania State Game Lands Number 211. There are about twelve houses near Second Mountain.
Chlorinated polyvinyl chloride (CPVC) is produced through exposing PVC to the continued free-radical chlorination reaction that originally formulates the PVC polymer. The chlorination reaction continues to add chlorine atoms to the polymer hydrocarbon backbone until most commercial applications reach a percent range between 56 and 74% total ...
This is a list of former and current non-federal courthouses in the Commonwealth of Pennsylvania. Each of the 67 counties in the Commonwealth has a city or borough designated as the county seat where the county government resides, including a county courthouse for the court of general jurisdiction, the Court of Common Pleas. Other courthouses are used by the three state-wide appellate courts ...
This is a list of Superfund sites in Pennsylvania designated under the Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA) environmental law.The CERCLA federal law of 1980 authorized the United States Environmental Protection Agency (EPA) to create a list of polluted locations requiring a long-term response to clean up hazardous material contaminations. [1]
PVC was synthesized in 1872 by German chemist Eugen Baumann after extended investigation and experimentation. [12] The polymer appeared as a white solid inside a flask of vinyl chloride that had been left on a shelf sheltered from sunlight for four weeks.