多少年来各国医师都认为菠菜含有大量的铁,所以推荐给病人、儿童补血、养血。但是近年德国的化学家劳尔赫却发现,菠菜实际含铁量比教科书上写着的数字少10倍!他探寻菠菜含铁量高的“神话”的来源,才发现原来是90年前印刷上的错误——印刷时错 In the past many years physicians in all countries think that spinach contains a lot of iron, so it is recommended to patients, children, blood, nourishing. But in recent years, the German chemist Raulch found that the actual content of iron in spinach was 10 times less than the number written on the textbook. He explored the origin of the “myth” of high iron content in spinach and discovered that it was printed 90 years ago The mistake - when printing wrong