7. Decaffeination Uses Chemicals
Beans are steamed, so that dissolved caffeine rises to the surface, where it is washed off using an organic solvent called methylene chloride.
7.脱咖啡因咖啡使用了化学物品。咖啡豆进行蒸汽压力后使溶解的咖啡因漂浮于表面，然后使用一种叫做二氯甲烷的有机溶剂将其过滤掉，即成为脱咖啡因产品。