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Can you remove 'dead mouse smell' without putting holes in your walls?

20 Mar 2017

Nobody likes the idea of live rodents scampering around the house, but dead rodents can be an even bigger problem. If they meet their demise inside a wall, as can easily happen, the 鈥渟mell of death...

Cathodic Protection

20 Mar 2017

You use cathodic protection聽to prevent iron from rusting. The rusting of iron is an expensive process. It is estimated that the deterioration of iron due to corrosion costs billions of dollars a...

Whales at a party?

20 Mar 2017

An 1861 Vanity Fair cartoon depicted whales celebrating at a party. Celebrating what, you may ask? The discovery of oil in Pennsylvania!

How about some Snail Cream?

20 Mar 2017

No, you don鈥檛 eat it. Neither is it meant to limber up the arthritic joints of snails. You massage it into your face to improve complexion, reduce wrinkles and improve scar lines. At least that鈥檚...

Refrigerators and Climate Change

20 Mar 2017

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...

The Art of Mixing Bleach and Acids

20 Mar 2017

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...

Are Wind Farms Really Bad for People's Health?

20 Mar 2017

At present wind turbines produce a little over 2% of Canada鈥檚 electricity. 聽The industry鈥檚 goal is to have this number go up to 20%聽by 2025 leading to a rapid expansion of wind farms around the...

Bark Beetles

20 Mar 2017

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,...

Dateline NBC: Endocrine Disruptors

20 Mar 2017

Well鈥inally the Dateline piece on 鈥渉ormone 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聽I got 58...

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