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不用早晨水龙头里的第一杯水刷牙上海市质监局在对水龙头抽查时发现,超过三分之二的水龙头重金属析出量超标,所以第一杯水最好不要入口。如果早上起床发现水龙头放出来的水颜色不对,可以开水龙头一段时间,待出水十几秒钟之后再接水使用。最好不要用冷水刷牙牙科医生提醒,不要用冷水刷牙,刷牙时用接近自己体温的温水效果最好。
No morning brush in the first cup of water taps Shanghai Quality Supervision Bureau in the tap checks found that more than two-thirds of the faucet heavy metal precipitation exceeded, so the first cup of water is best not to import. If you wake up in the morning to find the faucet to release the water color is wrong, you can turn on the water for some time, to be more than ten seconds after the water connected to water use. It is best not to brush your teeth with cold water Dentist remind, do not brush your teeth with cold water, brush your teeth with warm water close to your body temperature best.