The name has its origin in the greek word for inextinguishable.
Asbestos siding 1970s.
Asbestos is actually safe unless inhaled.
Asbestos has been used to make products strong long lasting and fire resistant.
This type of siding was manufactured up to the late 70 s until it was deemed to be a health risk.
If the fibers become airborne they could pose a health hazard for people around.
Environmental protection agency epa.
Asbestos cement roofing siding history dates codes patents give a history of cement asbestos siding roofing product use.
Asbestos tile 1931 1970 asbestos floor tiles 1931 1970 accobest as 474 gasketing material.
Asbestos are fibrous minerals that contain thin long fibers which occur naturally.
We include research articles as well as patent citations that help trace the use of asbestos cement in and on buildings from the late 1800 s to the present.
Asbestos may be found in.
Accobest as 8073 gasketing material.
Production and use of asbestos have declined since the 1970s.
Asten hill manufacturing company 1945 1975 asbestos felt.
These organizations drafted regulations that try to limit exposures to asbestos and other toxic pollutants.
The use of asbestos siding shingles was a popular one that was used in the us from the early part of the 20th century until the 1970s.
The siding was made by combining cement with asbestos which is a naturally occurring mineral that is fibrous in nature and fireproof.
Due to its durable nature it never rots or decomposes and is impervious to termites and ants it s not uncommon to find asbestos siding that is more than 50 years old and in perfect condition.
Limpet lw25 raw asbestos fiber 1960 1973 lk pipe covering.
This article gives a history of the production use of asbestos cement roofing siding products.
When used as a siding asbestos fibers were mixed with portland cement and pressed together to form what we know as asbestos siding.
However in the 1970s the government set up agencies like the occupational safety and health administration osha and the u s.
Accopac ad 8024 asbestos paper.
Although manufacturers stopped producing asbestos siding in the 1970s due to health concerns you may still find it on some older buildings and homes.
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.
This happens when the siding is cut or broken.
Armstrong world industries inc.
It may also be found in some auto parts.
