What a human body can be used for? The following paragraph might give you some ideas.

 

-The average human body contains enough iron to make a six inch nail, 

 sulfur to kill all the fleas on an average dog, carbon to make 900 pencils,

 potassium to fire a toy cannon, fat to make seven bars of soap,

 phosphorus to make 2200 match heads,

 and water to fill a ten gallon tank.