Heat sanitizing is most effective when equipment is exposed to high heat (171° to 195°F) for at least seconds. 15

60

30

45

Heat sanitizing is most effective when equipment is exposed to high heat (171° to 195°F) for at least seconds. 30 seconds (C)

Explanation:

C, 30 seconds.

the more fit you are, the faster the recovery. your heart rate drops most sharply in the first minute after you stop exercising; it should then fall about 20 beats a minute—a drop of less than 12 beats a minute is considered abnormal. this “recovery heart rate” is measured as part of an exercise stress test.