Recent contributions:

3 Dec 2009

• Made this change to the answer of How fast does electricity travel
  Home Electricity  •   3 Dec 2009 22:15

23 Nov 2009

• Wrote the first answer to What does klu klux klan stand for
  Ku Klux Klan  •  23 Nov 2009 18:51

19 Nov 2009

• Asked Does concrete conduct electricity and said it was different from What is concrete electrical conductive admixture
  Chemistry | Earth Sciences  •  19 Nov 2009 08:10
• Made this change to the answer of Will water conduct electricity
  Chemistry  •  19 Nov 2009 08:09