Evidence such as mass graves with bullet wounds, eyewitness testimonies, and intact gas chambers with witnesses are crucial in challenging Holocaust denial claims regarding gas chambers in work camps.
Gas chambers in Holocaust denial is a topic often debated by deniers. To challenge their assertions, evidence such as mass graves with bullet wounds like Babi Yar, eyewitness testimonies like Eliahu Rosenberg's, and sites like Majdanek with intact gas chambers and witnesses would significantly weaken their claims.
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