我们平时饮用的自来水都是经过氯处理的,而氯气本身是一种毒性很强的气体,杀菌效果很好,虽然自来水中的氯气的使用量是经过严格控制的,但是氯气溶于水后会产生次氯酸、有机氯等余氯物质,如果用这样的水煮米饭,会破坏大米中的维生素B1造成营养缺失。维生素B1又叫抗脚气病因子,可以构成辅酶,维持体内正常的代谢,促进胃肠道的蠕动。相反如果用开水,氯 We usually drink tap water is chlorine treatment, and chlorine itself is a highly toxic gas, sterilization is very good, although the use of chlorine in tap water is strictly controlled, but after the chlorine in water will be Produce hypochlorous acid, organic chlorine and other residual chlorine substances, if you use such boiled rice, will destroy the vitamin B1 in rice caused by nutritional deficiencies. Vitamin B1, also known as anti-beriberi factor, can form coenzyme to maintain the body’s normal metabolism and promote gastrointestinal motility. On the contrary, if you use boiling water, chlorine