Gas. Mustard gas I believe. World war one.
Garrett Morgan
John Tyndall Did not Invent the Gas Mask Garret A. Morgan was the Inventor and also the Inventor of the Traffic light
garrett morgan
Garrett Morgan of the United States was given a patent for a real gas mask in the early 1900s. There were two brothers in the 1800s who invented smoke masks but they did not work for gas. So they did not get credited with making the gas mask as Garrett Morgan has been. See the related links below.
Paris, African American Inventor.
Garrett Morgan was not a scientist but an inventor, and is credited for his invention that later would become the Gas Mask.
because of he have get the award
The Traffic Signal and Gas Mask Inventor were some of the technologies that Haiti did invent. Garrett A. Morgan was the behind this invention.
No he isn't a slave, but he is an African American inventor.
Gas mask was created in 1914.
just cuz
I think it stopped gas getting in the mask...