Given the following reasoning and answer, what was the question? Using sand in place of toothpaste is likely to damage teeth whereas toothpaste is specifically designed to clean teeth.
 The answer: no

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
The question Is the following a factual statement?
"Sand cleans teeth as well as toothpaste."
Options:
- yes
- no