Learn how to form a blue-green copper compound on a penny, and then use that compound to make green flames. This is a great summer time activity for your next campfire!
It has happened again. We just published a “Lab Accidents” blog with a link to the US Chemical Safety Board’s video entitled “After the Rainbow” published December 10, 2013. Less than a month later, a young boy has experienced the same nightmare scenario as the one described in the video.