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  • methamphetamine, cathinone and methcathinone is the methyl group at the nitrogen. —Preceding unsigned comment added by Bur (talk • contribs) 19:35, 5 July...
    10 KB (1,267 words) - 10:13, 23 February 2024
  • meant it is probably an inappropriate link.  Done images File:Open-pit oil shale mine in Estonia (1933).png and about six others from the Museums Public Portal...
    95 KB (18,889 words) - 05:23, 17 April 2015
  • signature of strongly depleted content of 13C. Other isotopes (oxygen, nitrogen, sulfur, hydrogen...) are subject to biological fractionation as well....
    41 KB (6,405 words) - 13:49, 21 June 2017
  • Methane concentration image is from 2005, now 10 years old. A new one is available here: http://www.esrl.noaa.gov/gmd/aggi/aggi.fig2.png. — Preceding unsigned...
    23 KB (3,342 words) - 11:19, 29 January 2024
  • add, "Snow also acts as a "poor man's fertilizer," because it contains nitrogen, an essential nutrient for plants, which it transfers to the soil." Reference...
    49 KB (7,394 words) - 01:45, 4 February 2024
  • from air pollution.png image is equally outdated thus it needs an update as well. I might be able to find more recent data/images myself, but I wouldn't...
    74 KB (10,817 words) - 10:10, 3 April 2023
  • pressurized with nitrogen, not helium. As burnout altitude and speed are not that high, the weight of a tankful (or two) of nitrogen is higher, but considered...
    23 KB (3,671 words) - 18:17, 21 February 2024
  • best wishes (talk) 19:48, 18 March 2018 (UTC) Note that Russian article from yesterday includes what purports to be evidence from the trial showing the...
    92 KB (12,350 words) - 05:19, 10 February 2022
  • June 2023 (UTC) Nitrogen fixation should be discussed. Plants can photosynthesize all the want, but they die without fixed nitrogen made by bacteria...
    42 KB (5,409 words) - 12:08, 25 July 2024
  • company that is deeply involved in the export of nickel from Russia. The sentence about "Russia using its 40% of the world's supply of nickel for its own...
    45 KB (6,401 words) - 16:18, 24 July 2024
  • itself and the fission products, plus a minor amount of carbon14 from nitrogen. Some amount of SOx and NOx was also produced which punched temporary holes...
    84 KB (13,425 words) - 11:04, 25 November 2021
  • report four of the most crucial elements for biological cells: oxygen, nitrogen, sulfur and hydrogen. Bizarrely, CESS reports a number of elements that...
    118 KB (18,393 words) - 09:15, 31 January 2024
  • when they entered the Columbia's engine area that had been purged with nitrogen. Rusty 20:54, 9 Jul 2004 (UTC) I don't understand why Apollo 1 would even...
    104 KB (15,717 words) - 15:50, 23 August 2023
  • 1 PWR accident in 50 years, and 1 RBMK accident in however many years Russia ran those. And I am sorry, 4 nearly identical plants in the same location...
    42 KB (6,368 words) - 03:39, 12 February 2024
  • work, everyone! A note about chemistry images: PNG looks fine, but there's a big problem with getting all the images to look the same size. It looks really...
    108 KB (17,192 words) - 05:01, 21 April 2023
  • (There are a few such images by Venera probes...) Intrr (talk) 16:45, 12 January 2011 (UTC) Yes, I suspect the Venera images are covered by copyright...
    126 KB (14,179 words) - 00:42, 8 June 2022
  • fibre optics) had been cooled in liquid nitrogen and exposed to gamma rays in an atomic reactor. The liquid nitrogen prevents the glass from anealing once...
    114 KB (17,021 words) - 12:45, 7 June 2024
  • April 2007 (UTC). Part of the confusion is that nitrogen is either 78% or 75% depending on whether you include water vapor and other variable components. A...
    146 KB (22,010 words) - 06:34, 12 March 2023
  • Talk:Mars One (section Image)
    venting, depletion of stored make up nitrogen, and a low pressure fatal-to-life end to the colony (unless a Nitrogen/Argon collector were included as well...
    93 KB (12,722 words) - 14:30, 30 April 2024
  • (UTC) There are, by my count, four images of the molecular structure of piracetam. Three are .svg files, one is a .png file. They are shown below, along...
    49 KB (6,929 words) - 09:48, 19 June 2023
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