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The Right Chemistry: Teflon

17 Jun 2019

Video of Dr. Joe Schwarcz on Teflon chemicals

Did you know there is ink in your tea?

22 Nov 2018

Like any plant, the tea plant is composed of hundreds of different compounds. Some of the most interesting ones fall into the category of polyphenols, so called because of their molecular structure...

Are vegetables grown in "tire gardens" safe to eat?

2 Aug 2018

When it comes to chemical composition, tires are extremely complex. Different kinds of rubber, carbon black, vulcanizing agents, antioxidants, antiozonants, polymerization accelerators,...

How are mirrors made?

13 Jun 2018

Imagine the surprise of the first cave person who ever glanced into a reflecting pond. The image probably wasn't too pleasing but the effect was surely intriguing. Vanity was instantly born and the...

Beavers Have Metal Teeth

13 Jun 2018

I once broke my tooth on some toffee my mom made. Every time I see a beaver, I think of that day and wonder how they can gnaw on trees all day without chipping an incisor when I couldn’t even...

Silver Tarnish and Tarnished Claims

23 May 2018

Silver is more than just an object of beauty. It’s the stuff of memories. Prior to digital photography, all picture taking relied on compounds of silver. The reduction of silver ions to metallic...

Can you use a metal container to heat up food in a microwave?

12 Apr 2018

Apparently this question was prompted by a remark a guest made on the Dr. Oz Show. While speaking of “toxins” released from plastic he said something about stainless steel being preferable. This...

"Black Panther" Science

22 Mar 2018

"Black Panther", the latest of superhero action movies based on Marvel comics, is the most science-positive of the series. Unfortunately, it is also completely scientifically unrealistic, thanks to...

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