Unverified88% confidenceSolutionTime unknown
验证泡打粉是否失效:取半茶匙倒入热水,剧烈冒泡为有效,冒泡微弱或无反应说明已失效应丢弃,尤其存放超过一年的产品使用前必测
1
Sources
88%
Confidence
Long-term
Relevance
-
First Seen
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