For most Americans, part of their morning routine is waking up and having nice hot cup of coffee. I don’t think many have thought that they could do something with the used coffee grounds. Now there is. Used coffee grounds can now be made into a biodiesel fuel. Used coffee grounds contain between 11 and 20 [...]
Entries from February 3rd, 2009
Tooth Bleaching Gone Bad
February 3rd, 2009 · No Comments · Chemistry
A method of teeth whitening is using light to help bleach the teeth. It helps remove coffee and wine stains. An agent is applied to the teeth and a light is shone upon them. Scientists have found that this process of whitening is harmful and not as effective as other options given. Read here for [...]
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