The bad breath you are suffering from is technically called oral halitosis.The white layer is materia alba or plaque while the stone like layers are called calculus.The best way will be to adopt a proper oral care habits ( teeth brushing, tongue scraping and Flossing) along with a professional cleaning " washing" of teeth.They do not weaken the teeth rather their removal improves oral health.
Answered2016-10-03 06:18:36
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