Unverified85% confidenceDecision RuleTime unknown
每次点燃前把烛芯修剪至约5mm：过长烛芯火焰大、产生黑烟和碳积，会熏黑容器壁并加速蜡消耗。木芯需剪掉燃烧后的碳化层
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85%
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Long-term
Relevance
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Unverified每次熄灭后应将烛芯修剪至约5mm再点燃，过长的芯会产生大火焰、黑烟并加速消耗；修剪后再点可显著减少积碳和杯壁熏黑94% similarUnverified每次点燃前将烛芯修剪至约5mm，可显著减少黑烟和积碳，烛芯过长是黑烟熏黑容器的主因94% similarUnverified每次点燃前修剪烛芯至5mm左右可显著减少黑烟和积碳；烛芯过长是黑烟熏黑容器壁的主因92% similarUnverified每次点燃前将烛芯修剪至约5mm可显著减少黑烟和碳积、防止火焰过大；烛芯过长（>8mm）是产生黑烟、熏黑容器壁的主因，与蜡基材质无关92% similarUnverified点燃时若出现大量黑烟和杯壁熏黑，说明烛芯过长——每次点燃前应将烛芯修剪到约5mm，否则不仅产生黑烟也缩短燃烧时长92% similar
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