war gas

It doesn’t take much to manufacture a culture war: Gas stove restrictions.

But, as Patricia Fara, a historian of science at the University of Cambridge, UK, points out, the porosity of coal was also a key factor in the effectiveness of Second World War gas masks, which contained activated-charcoal filters.

“War Gas Dumped Far Out At Sea,” read the headline on a New York Times article in 1919, which noted that one vessel dropped 200,000 shells overboard between 60 and 100 miles out.

Chlorine was used as a war gas for a reason.

They have used nitrogen mustard, a war gas, and are now experimenting with a chemical called dimethyl sulphate.