Health Canada is set to ban topical mosquito repellants that contain oil of citronella. The oil contains methyleugenol, a compound that has caused liver tumours in rats fed in large doses, but this...
Not if you look at the numbers. Many cosmetics now advertise "no parabens," as they cater to chemical paranoia. Parabens are very effective preservatives and prevent bacterial growth in creams and...
Asparagus is a wonderful vegetable. Both in taste and in its chemistry. One aspect of its chemistry has been apparent for a long time. A French book on food published in 1702 noted that asparagus...
There is a lot of buzz around a set of scientific papers that calls into question the effectiveness of multivitamin supplements. Let me add a few notes to the buzz as the vitamin supplement...
Beverage producers are removing 鈥渂rominated vegetable oil鈥� from their product. I have no problem with that, it has no nutritional value. But it is interesting to see how this came about. Basically...
It is a cheap, safe, readily available mild acid.聽聽It is ideal for the generation of carbon dioxide from baking soda.聽聽In fact, one version of baking powder is a mixture of sodium bicarbonate and...
In 2007, seventeen-year-old cross-country runner Arielle Newman was found dead in her home. Autopsy results were inconclusive. After a two-month investigation, the medical examiner concluded that...
I was fascinated by yesterdays announcement that "old light"鈥� revealed trace evidence in the background radiation of the earliest鈥� 聽trillionth of a trillionth (and then some) of a second of the ...
A story about arsenic-laced wine is panicking a lot of people. It鈥檚 all about a lawsuit brought against the producers of some wines claiming they contain unsafe amounts of arsenic. As far as I can...
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