发布日期:2010-05-19 05:26:11
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下列厂商的做法没有损害消费者权益的是 ( ) A、食品厂用CuSO4溶液浸泡粽叶,让已经失去原色的粽叶返青,使粽子表面变得鲜绿 B、加矿物油对过期的大米进行抛光,使大米看上去色泽鲜亮 C、用硫磺燃烧熏蒸银耳,使之漂白 D、在牛奶中加入适量乳酸钙,帮助人们补充钙元素 |