In theophrastus on stones from around 300 bc there is a reference to a material that is thought to be asbestos.
Asbestos siding first used.
Gary a reasonable guess for the start of widespread use of asbestos cement siding in the u s.
Asbestos cement was first developed in 1905 by the johns manville company who became one of the premier manufacturers of cement asbestos materials.
So it would be reasonable to treat your siding as presumed asbestos containing material.
It was used extensively in construction projects until the 1970s when it was banned owing to the health dangers it posed.
The use of asbestos dates back at least 4 500 years.
Asbestos is a mineral fiber that in the past was used as a flame retardant strengthening agent that provided heat insulation.
However removing the asbestos siding first though more expensive is the best alternative in the long run.
From 1930 to 1980 asbestos was used in a number of property building.
Our research found that the term china glaze siding was first used in february 1957.
Find used asbestos siding for sale on craigslist letgo ebay offerup amazon and others.
I recommend having a certified asbestos removal contractor take the existing asbestos siding off though in many areas homeowners are allowed remove asbestos siding themselves if they follow proper precautions.
Asbestos siding was made by adding asbestos a naturally occurring mineral to portland cement.
Asbestos was first used in the 1930s because when mixed into building materials it offered flame resistance increased strength and insulation.
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Gypsum and trademarked in 1962.
Would be 1920 but patent disclosures and other research make clear that such products were in development and use one or two decades earlier.
Siding material and other products using asbestos reinforced concrete continued to be sold and installed well into the early 1970s since it was believed that the process of making asbestos cement somehow neutralized the asbestos fibers.
Theophrastus was successor to aristotle in the peripatetic school in greece.
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