Monday, September 27, 2004

Cleaning pennies with taco sauce

Why is taco sauce effective at cleaning pennies? Michael Pusateri has figured it out. My son did an experiment in camp last summer with vinegar and salt but I didn't know why this worked. The explanation at the end of Michael's post tells the full story.
posted by Bob at 9/27/2004 05:00:00 AM  | | digg | del.icio.us | reddit