Unverified82% confidenceDecision RuleTime unknown
每次熄灭前应将灯芯修剪至约5mm，芯过长导致火焰过大、黑烟多、蜡消耗快；修剪是控制烟雾量的关键操作而非蜡本身好坏
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Unverified每次点燃前应将灯芯修剪至约5mm，芯过长会导致火焰过大、黑烟增多和蜡液快速消耗，这是控制烟雾量最有效的日常操作94% similarUnverified每次熄灭前将烛芯修剪至约5mm，可显著减少黑烟和积碳、火焰更稳定。烛芯过长是烟雾大的首要原因，而非蜡本身质量93% similarUnverified每次熄灭前把烛芯修剪到约5mm，火焰过高（芯太长）会产生黑烟和积碳；用盖子或压熄法灭火而非吹灭，可减少烟雾和飞溅89% similarUnverified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89% similarUnverified每次点燃前将烛芯修剪至约5mm，过长烛芯是黑烟和烟灰的主要来源，修剪后火焰稳定、几乎无烟89% similar
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