Question

(v) Tooth decay is caused by the presei
7. Dorji has a few bottles of soft drink in his restaurant. But, unfortu-
nately, these are not labelled. He has to serve the drinks on the demand
of customers. One customer wants acidic drink, another wants basic
and third one wants neutral drink. How will Dorji decide which drink is
to be served to whom?
8. Explain why:
ffon from acidity​

Answer 1

Answer:

please write your question properly

Answer 2

Answer:

tooth decay is caused when the ph of mouth become acidic