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(一)走街串巷的个体户也有烧爆米花的,他走到哪里,哪里就围上了一些人,有大人也有孩子。“砰!”进罐的米,出来成了爆米花,白花花,香喷喷,松脆可口。可它却潜伏着危险——含有大量的铅。为什么爆米花中含铅量如此高?因为用来爆米花的铁罐内层,是用铅(或铅锡合金)作为衬里的。当铁罐加热时,部分的铅就以蒸气或烟的形式污染食物;特别是在减压爆米的一刹那,铅的成分更容易被疏松的米花所吸收。 (二)学龄儿童经常接触铅笔和印刷品。而铅笔的外层涂料,铅印纸张(特别是彩印纸张)含铅量较多。不少儿童有咬铅笔头和嚼纸的习惯。会在无意中食入较多的铅。近年来,许多家长常为孩子梳妆打扮涂脂抹粉,因此化妆品中的铅也可通过皮肤吸收进入体内。 (三)新生婴儿也可发生铅中毒。一名科威特妇女,由于15年来一直使用彩色烹调饮具,而饮具的彩釉中含有大量的铅;此外,她化妆用的眼影膏也含有铅。这些
(A) walking the streets of self-employed also have popcorn, where he went, where surrounded by some people, adults and children. “Bang! ” Into the cans of rice, popped into popcorn, white flowers, fragrant, crisp and delicious. But it lurks dangerous - contains a lot of lead. Why does popcorn contain so much lead? Because the inner cans used for popcorn are lined with lead (or pewter). When the can heats up, some of the lead contaminates the food in the form of steam or smoke, and the lead content is more easily absorbed by loose popcorn at the moment of decompression. (II) School-age children frequently come in contact with pencils and prints. The pencil outer coating, lead printing paper (especially color printing paper) contains more lead. Many children have the habit of biting pencil heads and chewing paper. Will inadvertently eat more lead. In recent years, many parents often apply makeup powder to their children, so lead in cosmetics can also be absorbed into the body through the skin. (C) newborns can also lead poisoning. A Kuwaiti woman, who has been using colored cooking utensils for 15 years, has a large amount of lead in the glaze for tableware and contains lead in her make-up eye shadow. These ones