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A user with 2,156 edits. Account created on 13 March 2006.

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00:0800:08, 27 February 2019 diff hist 27 m Lithium sulfide added "hydrolyses to LiOH and H2S"

18:3318:33, 6 February 2019 diff hist 104 Copper(II) carbonate →Chemical and physical properties: added equation for reaction with water to form basic carbonate

14:5914:59, 4 February 2019 diff hist 123 Sodium methoxide added chemical reaction equation for absorbing CO2 from air

17:0017:00, 6 December 2018 diff hist −31 Potassium superoxide →Applications: recalculated figures and rewrote
04:1504:15, 6 December 2018 diff hist −1 m Standard electrode potential (data page) unbalanced equation in source, changed to: SnO2(s) 2 H 2 e− ⇌ SnO(s) H2O −0.09
01:4801:48, 6 December 2018 diff hist −148 m Zinc–air battery →External links: rm broken link . Explanation for slightly different reaction equation

13:4413:44, 1 December 2018 diff hist 389 Nickel–zinc battery added chemistry section
13:4113:41, 1 December 2018 diff hist −16 Nickel–zinc battery →Battery life: zinc migration and dendrite growth are usually considered separate
13:3813:38, 1 December 2018 diff hist 30 Nickel–zinc battery →Battery life: zincate

22:2922:29, 27 November 2018 diff hist 208 Propylene carbonate →Preparation: Synthesis of propylene carbonate from urea
21:5221:52, 27 November 2018 diff hist 2 Nickel–iron battery →Electrochemistry: forgot "2" coefficient
21:5021:50, 27 November 2018 diff hist 50 Nickel–iron battery →Electrochemistry: changed from to Nickel(III) oxide to Nickel(III) oxyhydroxide NiO(OH)
20:1220:12, 27 November 2018 diff hist 389 Silver oxide battery →Chemistry: added half-cell reaction equations

03:1703:17, 6 April 2018 diff hist 26 m Sonication →See also: added * Ultrasonic cleaning

12:5812:58, 3 November 2017 diff hist −9 m Buck converter →Impedance matching: rm "TbH_Lads"

23:5123:51, 23 August 2017 diff hist 25 m Vanadium →Alloys: added "containing 2.5% vanadium"
17:2417:24, 23 August 2017 diff hist 793 Differential centrifugation Added paragraph trying to explain some of the physics. moved to "theory" section
16:5016:50, 23 August 2017 diff hist 37 m Differential centrifugation →Theory: "D is the minimum diameter of the particles expected to sediment "
16:4316:43, 23 August 2017 diff hist 91 Differential centrifugation added explaination of term "pellet"

01:3501:35, 21 August 2017 diff hist 90 m Red mud →Composition: Table chemical formulas and wikilinks
00:2100:21, 21 August 2017 diff hist 27 m Bauxite →Processing: Deville process
00:1200:12, 21 August 2017 diff hist 48 N Orbite process Redirect current

20:5320:53, 30 June 2017 diff hist 20 Sodium hypochlorite →Disinfection: Brewing sanitizer is not 2% bleach. More like .01%

22:2022:20, 26 January 2017 diff hist −4 m Pi →Definition: Corrected equation. Also listed lower in article

20:5620:56, 18 January 2017 diff hist 61 Bolzano–Weierstrass theorem →Proof: changed inequalities around since they seemed to be backwards

17:3017:30, 13 December 2016 diff hist 0 m List of pipeline accidents in the United States in the 21st century →2005: typo
17:2917:29, 13 December 2016 diff hist 1 m List of pipeline accidents in the United States in the 21st century →2003: sp

23:0223:02, 30 November 2016 diff hist 11 m Ultimate tensile strength →Typical tensile strengths: zinc properties

04:4204:42, 29 November 2016 diff hist 80 m Lorenz system →Analysis: removed the /- that was indicating 4 points instead of 2.

18:4418:44, 28 June 2016 diff hist 491 Thermosiphon →Simple thermosiphon: rewrite

02:5802:58, 13 April 2016 diff hist 305 Pelton wheel →Design rules: specific speed is like a turbine's "gear" ratio
02:2902:29, 13 April 2016 diff hist 0 m Pelton wheel →Design rules: changed "correct" to "optimal"
02:2602:26, 13 April 2016 diff hist −341 Pelton wheel →Applications: rm misleading "...more power can be extracted from ... high-pressure, low-flow than from a source with low-pressure and high-flow...."
01:5801:58, 13 April 2016 diff hist 59 m Pelton wheel →Efficiency: theory says energy efficiency does not vary with hydraulic head

03:4503:45, 26 January 2016 diff hist 0 m Aluminium →Production and refinement: moved sentence for clarity
02:4802:48, 26 January 2016 diff hist 72 Hydroxyl radical cracking_(chemistry)

22:1422:14, 23 January 2016 diff hist −28 m Dimethyl ether →Fuel: lang
16:0816:08, 23 January 2016 diff hist 0 m Syngas to gasoline plus →Process efficiency: round numbers
16:0716:07, 23 January 2016 diff hist 117 Syngas to gasoline plus →Process efficiency: 62% efficient

19:1419:14, 24 December 2015 diff hist 236 Joule–Thomson effect →Proof that the specific enthalpy remains constant: filling in the intermediate equations
01:3501:35, 24 December 2015 diff hist 13 Joule–Thomson effect Historical info moved to new History section
01:3201:32, 24 December 2015 diff hist 54 Joule–Thomson effect of a real gas (as differentiated from an ideal gas)
01:1601:16, 24 December 2015 diff hist −194 Joule–Thomson effect self-revert

23:0623:06, 23 December 2015 diff hist 224 Joule–Thomson effect →Description: exceptions
22:5322:53, 23 December 2015 diff hist −30 Joule–Thomson effect →Description: correction, enthalpy is conserved, not internal energy

21:0121:01, 20 December 2015 diff hist −29 m Polymer degradation →Galvanic action: deleted ambiguous terms "anode" and "cathode"

01:1801:18, 7 December 2015 diff hist 3 m Energy return on investment →Low carbon power: fixed units, spelling

01:1901:19, 14 July 2015 diff hist 123 RTL →Electronics: z

22:1822:18, 6 July 2015 diff hist 19 Neon lamp Undid revision 670264135 by Mikiemike (talk) undo
22:1722:17, 6 July 2015 diff hist −19 Neon lamp →Description: 30% of, not 30% lower

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