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How was phosgene gas used in ww1? - Answers
When did the Germans first use gas? - Answers
What was chlorine gas in WW1? - Answers
How many people died from gas in World War 1? - Answers
What kind of gas was used in the trenches in ww1? - Answers
What were some problems with using chlorine gas in ww1?
When did the Germans first use chlorine gas ww1? - Answers
What three main chemical gases were used during world war 1?
How many people were injured from chlorine gas in ww1? - Answers
What country first used trenches in WW1? - Answers