The Environmental Protection Agency disregarded critics by approving Enlist Duo, a new herbicide developed by Dow AgroSciences. In fact Enlist Duo is not totally new. It is a combination of two...
I am no alarmist when it comes to "artificial chemicals" used in food or cosmetic production. But I do question the use of colourants because they have no function other than changing the...
The walls of refrigerators have to be heavily insulated in order to maintain efficient cooling. Polyurethane foam insulation has been the classic material used for this purpose and guess what it...
Chemistry is all about mixing things. But you have to know what you are doing. A lady was complaining to a neighbor about an infestation of mice in her house. The well-meaning friend had a...
At present wind turbines produce a little over 2% of Canada’s electricity. The industry’s goal is to have this number go up to 20% by 2025 leading to a rapid expansion of wind farms around the...
To protect the trees from attack by the mountain pine beetle. The little bags contain verbenone, a chemical normally released by beetles as they lay their eggs just under the bark of a pine tree,...
Well…finally the Dateline piece on “hormone disruptors,: for which I was interviewed aired on March 24th. It was not as bad as it could have been, but not as good either. In the end I got 58...
Acid rain! Many gravestones are made of marble, which dissolves in acid. This means that if rain water is acidic, every time there is some precipitation, a bit of the marble is worn away. Acid rain...
The carbon dioxide we exhale does not contribute to global warming for the simple reason that we also take up an equivalent amount of carbon dioxide from the air, albeit indirectly. Everything we...
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