11 April 2024

• curprev 22:3622:36, 11 April 2024‎ Smokefoot talk contribs‎ 35 bytes −15,429‎ redirecting undo Tag: New redirect

7 April 2024

• curprev 17:4517:45, 7 April 2024‎ Smokefoot talk contribs‎ 15,464 bytes +101‎ merge undo

15 January 2024

• curprev 04:4104:41, 15 January 2024‎ OAbot talk contribs‎ m 15,363 bytes +34‎ Open access bot: hdl updated in citation with #oabot. undo

2 January 2024

• curprev 20:1720:17, 2 January 2024‎ OAbot talk contribs‎ m 15,329 bytes +68‎ Open access bot: hdl updated in citation with #oabot. undo

27 September 2023

• curprev 22:0422:04, 27 September 2023‎ Citation bot talk contribs‎ 15,261 bytes −128‎ Removed parameters. | Use this bot. Report bugs. | #UCB_CommandLine undo

20 February 2023

• curprev 13:3213:32, 20 February 2023‎ Citation bot talk contribs‎ 15,389 bytes −285‎ Removed proxy/dead URL that duplicated identifier. | Use this bot. Report bugs. | Suggested by Corvus florensis | #UCB_webform 2460/3500 undo

29 January 2023

• curprev 03:2103:21, 29 January 2023‎ OAbot talk contribs‎ m 15,674 bytes +80‎ Open access bot: doi, hdl added to citation with #oabot. undo

4 January 2023

• curprev 01:3901:39, 4 January 2023‎ Citation bot talk contribs‎ 15,594 bytes +35‎ Add: hdl, s2cid. | Use this bot. Report bugs. | Suggested by SemperIocundus | #UCB_webform 1265/2500 undo

6 November 2022

• curprev 07:4407:44, 6 November 2022‎ 125.227.14.51 talk‎ 15,559 bytes +56‎ Add analytical technologies. undo Tag: Visual edit

23 February 2022

• curprev 14:3114:31, 23 February 2022‎ 82.135.74.20 talk‎ 15,503 bytes −2‎ →‎Hydrogen Purity Requirements undo

12 January 2022

• curprev 09:1609:16, 12 January 2022‎ John of Reading talk contribs‎ m 15,505 bytes −1‎ →‎Combustion Engines and Appliances: Typo fixing, replaced: its self → itself, therefor → therefore undo Tag: AWB

5 January 2022

• curprev 09:2609:26, 5 January 2022‎ Orenburg1 talk contribs‎ m 15,506 bytes −3‎ sp undo

21 November 2021

• curprev 02:1302:13, 21 November 2021‎ Rauisuchian talk contribs‎ m 15,509 bytes −1‎ No edit summary undo

4 November 2021

• curprev 09:1109:11, 4 November 2021‎ Citation bot talk contribs‎ 15,510 bytes +192‎ Alter: journal, doi. Add: issue, year, doi, doi-access, s2cid, bibcode, authors 1-1. Removed proxy/dead URL that duplicated identifier. Removed parameters. Some additions/deletions were parameter name changes. | Use this bot. Report bugs. | Suggested by Headbomb | Linked from Wikipedia:WikiProject_Academic_Journals/Journals_cited_by_Wikipedia/Sandbox | #UCB_webform_linked 128/330 undo

3 November 2021

• curprev 18:3318:33, 3 November 2021‎ Hydrogenexpert talk contribs‎ m 15,318 bytes −1‎ →‎Sources of Hydrogen Impurities: Removed some extra line breaks. undo Tag: Visual edit

2 November 2021

• curprev 07:2507:25, 2 November 2021‎ SdkbBot talk contribs‎ m 15,319 bytes −468‎ Removed erroneous space and general fixes (task 1) undo Tag: AWB

1 November 2021

• curprev 09:3309:33, 1 November 2021‎ Hydrogenexpert talk contribs‎ 15,787 bytes +11,749‎ Updated to reflect the state of the art and expaned to adequalty reflect scope of the hydrogen purity topic. undo Tag: Visual edit

24 January 2021

• curprev 19:1719:17, 24 January 2021‎ Beland talk contribs‎ m 4,038 bytes 0‎ convert special characters (via WP:JWB) undo

14 January 2021

• curprev 13:3013:30, 14 January 2021‎ Yobot talk contribs‎ m 4,038 bytes −4‎ FIx REFPUNCT + other minor fixes undo Tag: AWB

19 April 2020

• curprev 01:0301:03, 19 April 2020‎ WikiCleanerBot talk contribs‎ m 4,042 bytes −16‎ v2.02b - Bot T12 - WP:WCW project (Punctuation in link - Link equal to linktext) undo Tag: WPCleaner

20 December 2019

• curprev 12:2412:24, 20 December 2019‎ MrOllie talk contribs‎ m 4,058 bytes −88‎ Reverted 1 edit by Mahidigital (talk) to last revision by Monkbot (TW) undo Tag: Undo

16 December 2019

• curprev 10:0010:00, 16 December 2019‎ Mahidigital talk contribs‎ m 4,146 bytes +88‎ →‎External links undo

15 October 2019

• curprev 02:2702:27, 15 October 2019‎ Monkbot talk contribs‎ m 4,058 bytes −325‎ Task 16: replaced (0×) / removed (5×) deprecated |dead-url= and |deadurl= with |url-status=; undo Tag: AWB

28 July 2019

• curprev 12:2512:25, 28 July 2019‎ Nemo bis talk contribs‎ 4,383 bytes −58‎ Add: year, doi, issue. Removed URL that duplicated unique identifier. Removed parameters. | You can use this tool yourself. Report bugs here. undo

15 August 2018

• curprev 11:3611:36, 15 August 2018‎ StpuitNL talk contribs‎ m 4,441 bytes +13‎ →‎Hydrogen purity for fuel cells undo Tag: Visual edit
• curprev 11:2611:26, 15 August 2018‎ StpuitNL talk contribs‎ m 4,428 bytes +10‎ No edit summary undo Tag: Visual edit
• curprev 11:2511:25, 15 August 2018‎ StpuitNL talk contribs‎ m 4,418 bytes +382‎ No edit summary undo Tag: Visual edit
• curprev 11:1511:15, 15 August 2018‎ StpuitNL talk contribs‎ m 4,036 bytes +199‎ No edit summary undo Tag: Visual edit
• curprev 11:1111:11, 15 August 2018‎ StpuitNL talk contribs‎ m 3,837 bytes −3‎ No edit summary undo Tag: Visual edit
• curprev 11:1011:10, 15 August 2018‎ StpuitNL talk contribs‎ 3,840 bytes +2,325‎ Updated this old site on purity analysis with some recent developments. undo Tag: Visual edit

1 July 2016

• curprev 16:5416:54, 1 July 2016‎ Vaughan Pratt talk contribs‎ m 1,515 bytes +9‎ fixed broken link undo

28 December 2010

• curprev 19:1119:11, 28 December 2010‎ Yobot talk contribs‎ m 1,506 bytes +30‎ WP:CHECKWIKI error fixes + general fixes, References after punctuation per WP:REFPUNC and WP:PAIC using AWB (7510) undo

9 July 2010

• curprev 12:1012:10, 9 July 2010‎ Benjah-bmm27 talk contribs‎ 1,476 bytes +4‎ works with pure H2, too! undo

23 November 2009

• curprev 05:3305:33, 23 November 2009‎ 76.16.247.13 talk‎ 1,472 bytes +1‎ No edit summary undo

7 December 2008

• curprev 11:3911:39, 7 December 2008‎ Mion talk contribs‎ 1,471 bytes +33‎ →‎See also: Glossary of fuel cell terms undo

24 November 2008

• curprev 10:1310:13, 24 November 2008‎ Mion talk contribs‎ 1,438 bytes +32‎ Katharometer undo

21 November 2008

• curprev 05:4205:42, 21 November 2008‎ Mion talk contribs‎ 1,406 bytes +4‎ sp undo
• curprev 05:4005:40, 21 November 2008‎ Mion talk contribs‎ m 1,402 bytes +35‎ Quick-adding category "Hydrogen technologies" (using HotCat) undo
• curprev 05:3905:39, 21 November 2008‎ Mion talk contribs‎ 1,367 bytes +1,367‎ start