Given a scientific question and its correct answer, generate supporting facts for the answer. This supporting fact can be an explanation for the answer to the given question.

Input: Consider Input: Question: What is used to fluoridate drinking water to promote dental health Answer: calcium fluoride

Output: Calcium fluoride is used to fluoridate drinking water to promote dental health. Crystalline CaF 2 (d = 3.1805 3.

Input: Consider Input: Question: Food chewed evenly during mastication moisten and lubricate the lining of the mouth and this? Answer: pharynx

Output: Food is chewed evenly during mastication Moisten and lubricate the lining of the mouth and pharynx.

Input: Consider Input: Question: What plastid makes and stores other pigments? Answer: chromoplasts
Output: Chromoplasts are plastids that make and store other pigments. The red pigment that colors the flower petals in Figure above was made by chromoplasts.