[KongchangAI]
Unverified85% confidenceFactTime unknown

使用固体强碱疏通剂后需静置15-30分钟再用大量温水(非沸水)冲洗,沸水可能使PVC管变形;操作全程需戴橡胶手套并保持通风

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85%
Confidence
Long-term
Relevance
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