Unverified50% confidenceFactExact time
国际癌症研究机构（IARC）将肼列为2B类可能致癌物
1
Sources
50%
Confidence
Long-term
Relevance
7/6/2026
First Seen
Sources
Space Balls Falling to Earth: How Rocket Debris Containing Toxic Hydrazine Fuel Threatens Ground Safety
hackernewshackernews7/5/2026
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