The outermost layer of bone is called connective tissue
Answer: The liver.. :
Your liver is your body's largest solid organ. On average, it weighs around 3 pounds in adulthood and is roughly the size of a football. This organ is vital to the body's metabolic functions and immune system. Without a functioning liver, a person cannot survive.
Explanation: Pretty cool if you ask me.
The answer i found when i looked it up was <span> pulmonary</span>
I'm pretty sure it's Human Trafficking:)
