Unverified85% confidenceDecision RuleTime unknown
防虫剂应放在衣物上方或悬挂，因有效成分蒸气多数比空气重会向下沉降，放底部会导致上层衣物防护不足
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Long-term
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Unverified衣物防虫剂应放在衣物上方而非底部，因对二氯苯和萘挥发的气体密度大于空气会向下沉降，放底部则上层衣物得不到保护89% similarUnverified防虫剂原理是靠挥发气体在密闭空间达到有效浓度，敞开式挂衣或频繁开合的衣柜效果大打折扣；防蛀需求高的毛料应放入拉链密封袋或密封箱后再放防虫剂75% similarUnverified喷雾类含挥发性溶剂，密闭空间使用有吸入风险，应在通风处距衣物15-20cm喷涂并晾干后再穿；哮喘/呼吸道敏感人群优先选无溶剂泵压式或膏体产品73% similarUnverified空调内部积灰油污严重、翅片倒伏或霉斑深入的，不建议只买免拆清洗剂应付，免拆产品只能处理表层污染，深度污染需拆机高压水枪清洗73% similarUnverified悬挂式（贴桶盖内侧）设计比放置式除臭效率更高，因异味气体上升，除臭剂位于桶盖上方能优先接触气体源，放置桶底的活性炭易被垃圾覆盖失效72% similar
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