User contributions for Chasw0405
A user with 28 edits. Account created on 10 November 2006.
29 May 2024
- 21:4821:48, 29 May 2024 diff hist +3 m Gunpowder No edit summary
19 April 2020
- 22:5222:52, 19 April 2020 diff hist +1 m Sodium nitrate Peru became independent from Spain.
1 November 2016
- 21:3221:32, 1 November 2016 diff hist −44 Magnalium Sidhartha Wagle attribution removed.
27 May 2016
- 17:4717:47, 27 May 2016 diff hist +1 Chemical thermodynamics Corrected this sentence, replaced 'for' by 'with'. See the main page for affinity.
8 March 2016
- 20:5420:54, 8 March 2016 diff hist +4 Gunpowder →Middle East: changed carbon to charcoal. carbon is not charcoal!
23 June 2015
- 20:3420:34, 23 June 2015 diff hist −43 Fireworks Calcium is NOT used to deepen fireworks colors, just the opposite is true!
- 20:2920:29, 23 June 2015 diff hist −42 Fireworks Removed cesium from colorants. It does not burn with a blue color. Many attestations to this fact exist.
9 July 2014
- 21:2021:20, 9 July 2014 diff hist −63 Pyrotechnic composition References to calcium 'deepening other colors' is incorrect. It is believed that the author confused 'calcium' and 'chlorine'.
27 May 2014
- 21:0421:04, 27 May 2014 diff hist +137 Potassium nitrate added citation for hypotensive action
- 19:0619:06, 27 May 2014 diff hist +1 m Potassium nitrate Potassium nitrate is NOT a component of high explosives, sentence removed.
- 19:0219:02, 27 May 2014 diff hist −77 m Potassium nitrate Potassium nitrate is NOT a component of high explosives.
28 April 2014
- 22:0322:03, 28 April 2014 diff hist −58 m Cobalt(II) chloride entence removed, incorrect: Cobalt(II) chloride gives a blue-green color in a flame. No supporting evidence for this claim.
11 September 2013
- 19:0819:08, 11 September 2013 diff hist −5 Dextrin Changed 'gelatinated' to 'gelled' starch for maltodextrin source. See the maltodextrin main article.
- 19:0619:06, 11 September 2013 diff hist −32 m Dextrin Remove incorrect reference to gelatin: ", gelatin hybrid base, (dextrin)". Maltodextrin does not have gelatin in it. See the main article.
28 July 2013
- 18:3118:31, 28 July 2013 diff hist +14 Sodium tetrathionate distillation cannot be used for this salt.
18 November 2011
- 21:4621:46, 18 November 2011 diff hist +10 Pyrotechnic colorant Questionable information was found here. Copper oxychloride is still widely used, and is NOT the cheapest colorant of the copper compounds.
13 October 2011
- 21:4521:45, 13 October 2011 diff hist 0 Potassium sulfate →Natural resources
- 21:3021:30, 13 October 2011 diff hist −15 m Potassium sulfate →Natural resources: grammar and chemistry fixed
16 March 2011
- 19:1019:10, 16 March 2011 diff hist +27 Brick →Calcium silicate bricks
13 February 2011
- 21:0121:01, 13 February 2011 diff hist +5 m Mixture spelling and grammar corrections
28 June 2010
2 September 2009
- 22:2622:26, 2 September 2009 diff hist +21 m Solid-propellant rocket →Hobby and Amateur Rocketry: Correction to multi-stage black powder mechanism.
22 July 2009
15 July 2009
- 15:3615:36, 15 July 2009 diff hist +7 m Flash powder →Antimony Trisulfide and Chlorate: oxidiser was perchlorate not chlorate
16 April 2009
- 21:5021:50, 16 April 2009 diff hist +17 Gunpowder →Gunpowder (black powder): Charcoal is not just carbon.
24 March 2009
- 19:2319:23, 24 March 2009 diff hist +62 ISAM →ISAM-style Implementations: added Enscribe Tandem reference
18 March 2009
- 19:5919:59, 18 March 2009 diff hist −14 Gunpowder Gunpowder is not used as an ingredient in color compositions for fireworks.
3 March 2009
- 21:1121:11, 3 March 2009 diff hist +4 Sulfur →History: Replace 'carbon' with 'charcoal' and gun powder with 'black powder' for accruacy
