apples
You don't put gas into gas masks. They are used to keep out poisonous gases.
Children collected them for soldiers so they could be used as a filter for their gas masks.
yes................
Gas masks.
no
They had them in case poison gas was used in the war. Fortunately it wasn't.
Over 4.5 billion.
You don't put gas into gas masks. They are used to keep out poisonous gases.
Gas masks are used to protect people especially soldiers when gases are used in warfare or domestic disturbances. They were used in World War I to protect soldiers against mustard gas.
They were called Gas Masks
Peach pits were used during World War I as filter for their gas masks. They would soack them in urine and make a special charcoal out of them that was used for the mask.
Children collected them for soldiers so they could be used as a filter for their gas masks.
Some countries were afraid of gas attacks being used against them, so masks that could protect the people were manufactured and spread.
yes................
everyone
Gas masks.
tanks, machine guns, poison gas, gas masks hope this helps