Which is an important rule to remember in order to prevent electric shock?

a.
always keep appliances plugged in, even when not in use.

b.
pull out an electrical plug by the plug itself, not the cord.

c.
pull out an electrical plug by the cord.

d.
none of the above.

Insulin is a peptide therapeutic used to manage type 1 diabetes, which affects more than 20 million people worldwide according to the international diabetes federation. a significant limitation to the broad distribution and use of insulin to treat type 1 diabetes is the fact that it must be administered by injection rather than orally. why is insulin administered by injection and not orally?