Formaldehyde, black rubber mix mainly caused the skin damage on hand, and merthiolate on face.

甲醛、黑橡胶混合物主要引起手部皮损，而硫柳汞则主要引起面部皮损。

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Formaldehyde, black rubber mix mainly caused the skin damage on hand, and merthiolate on face.

甲醛、黑橡胶混合物主要引起手部皮损，而硫柳汞则主要引起面部皮损。

youdao