"When water molecules escape from your frozen food, it is also possible for oxygen molecules to seep in. The oxygen molecules can dull the color and modify the flavor of your frozen product. Food that has freezer burn is safe to eat, but you may find the texture and taste not to your liking."
Source - https://www.loc.gov/rr/scitech/mysteries/freezerburn.html
Strength training twice a week will help you develop muscles and increase bone strength
Hyperventilation. You're freaking out when doing this.
Answer:
The answer is A: first class lever
