The soda injures the tooth to bear than the sour liquid
Summary: Any soft drink which contains citric acid or carbonic acid will damage teeth. Orange juice and sports type beverage will corrode teeth, but the corrosivity of coke beverage is stronger. The first three minutes after taking, the corrosivity of coke beverage is 10 times that of fruit juice beverage.
The person who often drinks the soft drink should pay attention to, the American scientist discovers newly, the soft drink is very strong corrosive to teeth, the corrosivity of some carbonic acid beverage among them is born than the sour liquid that the storage battery used.
Experiment course
The south research group of University of Illinois of U.S.A. has done an experiment to the corrosivity of teeth to the soft drink. The research group has bought 20 kinds of soft drinks from market, including coca-cola, Pepsi Cola, Seven Up,etc., open, measure acid alkalinity immediately, then cut the enamel flake from tooth pulled out newly, put into beverage after weighing separately, take out the flake to weigh again in 48 hours.
The experimental result reveals, the weight of enamel flake soaked in 7 kinds of beverages such as coca-cola, Pepsi Cola, imperial crown coke, Seven Up, low-heat Seven Up is reduced by more than 5%.
The research group says, though will display the corrosivity of the beverage at the beginning like the experiment, and strengthen with time.
The latest research report is issued in the American dentistry learns the magazine " masses' dentistry ".
The conclusion is soul-stirring
Any soft drink which contains citric acid or carbonic acid will damage teeth. Orange juice and sports type beverage will corrode teeth, but the corrosivity of coke beverage is stronger. The first three minutes after taking, the corrosivity of coke beverage is 10 times that of fruit juice beverage.
Most people think soft drink have harm, worry among them sugar might make people to be fat only, in fact drink the beverage for a long time and will corrode the enamel in the top layer of tooth.
Coke beverage acid and weak than coke beverage, but corrosivity in tooth very much obvious even. Use the sour material most in citric acid coke beverage of right and wrong, it is a material with superstrong corrosivity in the beverage too.
Expert's suggestion
American dentistry learn spokesman the intersection of Kenya and of Rose, say, discover imperial crown coke acid and most better in soft drink, acid alkalinity is up to 2.387; Secondly coke of cherry, sour alkalinity is 2.522; The coca-cola ranks the third, sour alkalinity is 2.525.
Acid alkalinity weighs solutions and presents acidity or alkaline measuring the standard, the range is between 0 and 14, number value, from low to being high to subside gradually while being acid, alkaline to strengthen gradually, number value 7 neutral solution, pure water such as the normal atmospheric temperature state. The sour alkalinity of some soft drinks is equal to sour liquid that the storage battery uses.
Rose proposes: Use the suction in order to reduce beverages and contact with teeth while drinking the soda, and drink the soda only while having a dinner.
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