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- {{r|Helium}}1 KB (163 words) - 12:01, 7 July 2024
- {{r|Helium}}2 KB (208 words) - 12:49, 15 March 2024
- {{r|Helium}}1 KB (209 words) - 12:57, 15 March 2024
- ...when the Earth first formed its atmosphere mostly contained hydrogen and [[helium]], but the gravity was not strong enough to hold onto these light gases and ...[[Jupiter]], [[Saturn]], [[Uranus]] and [[Neptune]] have more hydrogen and helium in their atmosphere. Being further out from the sun they received large amo3 KB (513 words) - 07:01, 14 July 2024
- {{r|Helium}}2 KB (218 words) - 09:18, 6 March 2024
- {{r|Helium}}1 KB (208 words) - 07:01, 18 July 2024
- {{r|Helium}}1 KB (173 words) - 17:00, 19 August 2024
- A '''very high temperature reactor''' is a nuclear reactor using helium gas as a coolant, that might provide process heat for production of zero-ca1 KB (194 words) - 18:15, 4 January 2022
- {{r|Helium}}2 KB (224 words) - 12:49, 15 March 2024
- {{r|Helium}}2 KB (213 words) - 12:00, 15 September 2024
- {{r|Helium}}2 KB (211 words) - 17:00, 20 September 2024
- {{r|Helium}}2 KB (218 words) - 12:57, 15 March 2024
- {{r|Helium}}1 KB (195 words) - 07:01, 11 August 2024
- {{r|Helium}}2 KB (226 words) - 09:18, 6 March 2024
- {{r|Helium}}2 KB (220 words) - 17:01, 28 July 2024
- {{r|Helium}}2 KB (231 words) - 09:18, 6 March 2024
- {{r|Helium}}2 KB (222 words) - 17:00, 21 July 2024
- {{r|Helium}}2 KB (224 words) - 17:01, 2 September 2024
- {{r|Helium}}2 KB (222 words) - 12:00, 14 July 2024
- {{r|Helium}}2 KB (225 words) - 12:01, 20 July 2024