<span>The correct answer is D. The US Food and Drug Administration examines many different substances and approves them when their benefits outweigh the risks. To be approved, manufacturers must prove to the FDA that their product is both safe and effective, so if the drug is ineffective, it is unlikely that the FDA will approve it.</span>
Answer:
no, Don't rinse with water straight after toothbrushing
After brushing, spit out any excess toothpaste. Don't rinse your mouth immediately after brushing, as it'll wash away the concentrated fluoride in the remaining toothpaste. This dilutes it and reduces its preventative effects.
Explanation:
Answer: He should of used the heel of his hand instead of using his fist.
Explanation: Using the heel of your hand is better than using your fist while doing a compression because this allows you to apply more pressure.
Answer:
4!
Explanation:
2 + 2 = 4
if u didnt know now you know! :)