[KongchangAI]
Unverified90% confidenceDecision RuleTime unknown

每次点燃前把烛芯修剪至约5mm(0.5cm),可显著减少黑烟、防止火焰过大烧焦玻璃杯壁;烛芯过长是黑烟和蜡杯发黑的首要原因

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90%
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Long-term
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