History
True or false- Asbestos was commercialized in the industrial age
True!
True or false- asbestos damages DNA
True!
Which type of asbestos has a blue tinge?
Crocidolite
What state is asbestos found in?
Solid
When were regulations implemented in factories?
1930's
In simple terms, how is Asbestos entered through the body?
Inhalation, Ingestion
What is the most common type of asbestos and what does it look like?
Chrysotile, white fibrous appearance
what makes asbestos a good insulator?
it's heat resistant (very high melting point)
When was the first commercial mine opened up in North America?
1874
Name the fatal type of cancer that Asbestos causes
mesothelioma
How many types of Asbestos are there? Name 4 of them.
6 types,
Chrysotile
Anthophyllite
Amosite
Crocidolite
Tremolite
Actinolite
Name one of the three movies asbestos was used as fake snow in?
Wizard of Oz, A Wonderful Life, White Christmas
when did Canada fully ban asbestos?
2018
What is ROS and what does it do?
Fibers release ROS (reactive oxidation species) (which causes oxidative damage to lipids, proteins and DNA/RNA)
list 3 common uses for Chrysotile Asbestos
woven fabric, insulation, cement and plaster, house siding, tiles, brake pads, furnaces
List three chemical properties of asbestos? Which acid dissolves asbestos?
hydrophobic, heat resistant, highly toxic, moderate reactivity with acid (phosphoric acid)
who first did a study on the effects of asbestos?
Edward Rowland Alworth MEREWETHER (E.R.A. Merewether)
When macrophages (white blood cells) fail to eliminate asbestos, what ROS does it generate?
H2O and O2-
What is the ideal formula for Chrysotile?
Mg3Si2O5(OH)4
At what temperature does asbestos decompose?
1200 degrees celcius