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because there are smoke smoke is causingtuberculossis
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What did Garrett Morgan achieve?
Garrett Morgan, was an African American inventor who invented a respiratory protective covering something like the modern gas masks,he also invented a hair-straightening machine and a type of traffic signal. He is well known for a action filled rescue in which he used his hood to save workers trapped in a tunnel system filled with noxious gases.
When was The Masks of Death created?
The Masks of Death was created in 1984.
How were masks first made?
well masks are made of different stuffs.many countries have their own ways of making masks but the basic material for mask making are clay or wood.
When did the egyptians use death masks?
Death Masks were used in The Middle Kingdom
Why was The House of Masks important in Ancient Greece?
The so-called House of Masks in Delos was probably a boarding house for actors who performed in the theatre wearing the masks.
What is Garrett Morgans invention?
inventor of the respiratory protective hood (similar to the modern gas masks), invented a hair-straightening preparation, and patented a type of traffic signal. He is renowned for a heroic rescue in which he used his hood to save workers trapped in a tunnel system filled with fumes.
Why do people in Antarctica have to breathe through special masks?
The extreme coldness of Antarctica can be mitigated by breathing through materials that help warm the ambient air before it reaches the lungs. 'Special masks' or breathing through materials is strictly optional for the temporary workers and scientists who work there.
Why do traffic policeman wear masks with charcoal lining?
In a heavily congested city by petrol and diesel burning vehicles, a traffic policeman or policewoman, will be breathing in the fumes for the length of their shift, and it is not very healthy. The mask and charcoal lining helps to reduce the effect.
What did Garrett Morgan achieve?
Garrett Morgan, was an African American inventor who invented a respiratory protective covering something like the modern gas masks,he also invented a hair-straightening machine and a type of traffic signal. He is well known for a action filled rescue in which he used his hood to save workers trapped in a tunnel system filled with noxious gases.
What are the masks in theater?
The masks are comedy and tragedy.
What is the Dewey decimal number for Masks?
It depends on what you are looking for. Masks in cultures would be the 390's. Photo books of masks, masks in theater, how to make masks, etc would be mixed through the 700's.
Where does masks come from?
most masks come from africa
Why dies slipknot where masks?
Because the masks are good... ???
How many masks are there in majoras mask?
24 masks.
Why do Maori people were masks?
Maori do not wear masks.
What are South American masks?
Masks that are south american. ...
Did the Sioux Indians make masks?
The Sioux Indians did make masks. Many Native American tribes made masks. There were different types of masks for different purposes.
