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metal

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...

Metal in the Micro

20 Mar 2017

Because I take the odd shot at Dr. Oz (he is after all such an inviting target) people send me reports of some of his antics. Apparently he, or one of his guests, muttered something about using...

Is there lead in my lipstick?

20 Mar 2017

Had a question about lead in lipstick. You won't see lead listed on the label but doesn’t mean that there is no lead in the product. Certainly there is no lead added on purpose, but the presence of...

Antimony: a metallic cleanse of the Middle Ages

15 Feb 2017

Picture this. You swallow a little pill, wait until it irritates your intestines enough to expel its contents and then hunt through the expelled excrement to retrieve the pill. Why? So you can use...

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