User contributions for Scastor

4 June 2007

• 18:1118:11, 4 June 2007 diff hist +239‎ N File:Nitric-acid.png ‎ Nitric acid structural model
• 18:0318:03, 4 June 2007 diff hist +248‎ N File:Nitric-acid space filling model.png ‎ Nitric acid space filling model
• 17:5517:55, 4 June 2007 diff hist +363‎ N File:Thio nitric acid.gif ‎ Nitric acid current
• 17:4817:48, 4 June 2007 diff hist +428‎ N File:Nitric acid lab.jpg ‎ Size of this preview: 800 × 533 pixels Full resolution (3072 × 2048 pixel, file size: 2.43 MB, MIME type: image/jpeg) Photo taken by me of nitric acid in a UWA chem lab. All own work, public domain. Image:Nitric acid lab.jpg

2 April 2007

• 00:0500:05, 2 April 2007 diff hist +601‎ N File:767px-Debris-slag.jpg ‎ Debris-slag.jpg space debris by NASA Description: Solid rocket motor (SRM) slag. Aluminum oxide slag is a byproduct of SRMs. Orbital SRMs used to boost satellites into higher orbits are potentially a significant source of centimeter sized orbital debris.

30 March 2007

• 03:5003:50, 30 March 2007 diff hist +469‎ N File:Corundum.jpg ‎ Corundum.jpg Corundum.jpg‎ (360 × 323 pixel, file size: 31 KB, MIME type: image/jpeg) Corundum - http://resourcescommittee.house.gov/subcommittees/emr/usgsweb/photogallery/images/Corundum_jpg.jpg

19 March 2007

• 21:3621:36, 19 March 2007 diff hist +260‎ N File:Aluminum oxide.png ‎ Aluminum Oxide Corundum-unit-cell-3D-balls.

1 December 2006

• 17:4617:46, 1 December 2006 diff hist +525‎ N File:Helium atom with charge-smaller.jpg ‎ Helium_atom_with_charge-smaller.jpg‎ (26KB, MIME type: image/jpeg) Description A representation of a Helium atom. Source transwiki from Simple English Wikipedia Date 23:58, 28 December 2005 Author simple:User:Voyajer Permission "I, Voyajer, cr

4 October 2006

• 21:1721:17, 4 October 2006 diff hist +280‎ N File:HeTube.jpg ‎ Image of a helium filled discharge tube shaped like the element's atomic symbol. Photo by: pslawinski
• 21:1421:14, 4 October 2006 diff hist +494‎ N File:Atom.png ‎ Helium atom (not to scale)