99% of life is made of just six elements: carbon, nitrogen, oxygen, phosphorus, hydrogen, and sulphur. 99.9% of life is made of just 11 elements: the six above, plus calcium, potassium, sodium, chlorine and magnesium. --- Source: [[Soil]], Elements of Life: https://www.envisioningchemistry.com/the-elements-of-life See also: [[Nature is frugal]]