HUMANKIND

A 150 pound man is made up of:

92.4 lbs. oxygen

31.5 lbs. carbon

14.6 lbs. hydrogen

4.6 lbs. nitrogen

2.8 lbs. phosphorous

1.12 lbs. chlorine

1.02 lbs. iron

0.34 lbs potassium

0.24 lbs. sulphur

0.12 lbs sodium

0.04 lbs magnesium

0.02 lbs. flourine

Source Unknown.