The French Army's Battle-Lab Terre laboratory is testing an intriguing helmet from Japan called the Ronin, which protects not ...
In the lead-up to World War II there ... poisonous gas, so by 1938 the government had issued respirators to every man, woman and child in the nation. More than 40 million gas masks were issued.
Bullard of San Francisco, California developed the first hard hat, basing it on the Doughboy helmet he wore as a soldier in World War I. The helmet was ... including breathing apparatus, gas masks, ...
The French Army's Battle-Lab Terre laboratory is testing an intriguing Ronin helmet from Japan, which protects not only the ...