Abundance of Materials: Difference between revisions
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https://en.wikipedia.org/wiki/ | =Earth's Crust= | ||
*https://en.wikipedia.org/wiki/Abundance_of_elements_in_Earth%27s_crust | |||
*Thus, iron, aluminum, hydrogen, sodium, carbon, oxygen, calcium, nitrogen, silicon, are all game. | |||
*Example, Zn is 24th most abundant at 79 ppm. 1 g contains 79 micrograms, 1 kg contains 79 mg, and 1 ton contains 79 grams. 1 ppm means one ton contains 1 gram of it. | |||
*1 gram of hydrogen, for fusion, releases 75 MWhr of energy. According to [[E=mc2 Calculator]] | |||
=Links= | |||
*[[Cost Reduction]] | |||
{{Category:Calculators}} | |||
Latest revision as of 14:26, 15 November 2023
Earth's Crust
- https://en.wikipedia.org/wiki/Abundance_of_elements_in_Earth%27s_crust
- Thus, iron, aluminum, hydrogen, sodium, carbon, oxygen, calcium, nitrogen, silicon, are all game.
- Example, Zn is 24th most abundant at 79 ppm. 1 g contains 79 micrograms, 1 kg contains 79 mg, and 1 ton contains 79 grams. 1 ppm means one ton contains 1 gram of it.
- 1 gram of hydrogen, for fusion, releases 75 MWhr of energy. According to E=mc2 Calculator