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 element chemically weathers rock by combining with a metal? Answer: oxygen

Output: Oxygen chemically weathers rock by combining with a metal.

Input: Consider Input: Question: What eliminates food wastes that remain after digestion takes place? Answer: large intestine

Output: The large intestine eliminates food wastes that remain after digestion takes place.

Input: Consider Input: Question: Which waves have the longest wavelengths but the least energy in the atmosphere? Answer: radio waves
Output: Some people are allergic to certain foods. Nuts and shellfish are common causes of food allergies. Other common causes of allergies include:.