Unverified85% confidenceDecision RuleTime unknown
烛芯选纯棉芯或木芯，避免含铅/含金属丝芯（燃烧时释放重金属）；点燃时无金属光泽、燃烧后灰烬呈白色而非黑色结块的多为无金属芯
1
Sources
85%
Confidence
Long-term
Relevance
-
First Seen
Sources
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Unverified烛芯选无铅纯棉芯或木芯，避免含金属支撑的烛芯（点燃后可见银灰色金属丝），金属芯燃烧可能释放重金属；木芯燃烧有轻微噼啪声但烟雾更少94% similarUnverified烛芯选无铅纯棉芯或木芯，避免金属芯（尤其含铅芯），点燃后烛芯顶端应无黑色金属丝残留；木芯燃烧有'噼啪'声但烟雾更大，纯棉芯烟雾最少94% similarUnverified烛芯选无铅纯棉芯或木芯，避免含金属芯（金属芯燃烧释放重金属）；木芯燃烧有轻微爆裂声、火焰扁平适合氛围感，但香气扩散弱于棉芯93% similarUnverified烛芯选无铅纯棉芯或木芯，避免金属芯（尤其含铅锌芯）；木芯燃烧有轻微爆裂声、火焰大、香味扩散快，但更易燃烧不均需修剪91% similarUnverified烛芯选无铅纯棉芯或木芯，避免金属芯（尤其含铅锌），金属芯燃烧释放重金属；木芯燃烧有轻微噼啪声且火焰更大更快91% similar
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