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A nail polish to detect drugs?

20 Mar 2017

The press went crazy jumping all over a report that four North Carolina students invented a nail polish to detect "date rape" drugs. Just dip a finger into a drink, and watch for a colour change...

Sliding Away the Nonsense Around Non-Stick Coatings

20 Mar 2017

So you want to buy a "green" pot or pan to avoid those nasty chemicals associated with "synthetic" non-stick coatings? They're available. A line of non-stick pots and pans is being advertised as...

Triacetone Triperoxide- the Elusive Explosive

20 Mar 2017

We have become familiar with the routine at airports. Your carry-on bags are passed through an x-ray machine after which an officer will often wipe your bag with a piece of fabric which is then...

Social Tonics

20 Mar 2017

If it isn鈥檛 illegal, it must be legal. That鈥檚 why benzylpiperazine pills, under names such as Purepillz, Peaq, The Good Stuff, Frenzy and Pure Rush can be sold in Canada. And what are these pills? ...

What element derives its name from the Latin word for 鈥渇low?鈥

20 Mar 2017

Fluere is the Latin word for flow and provides the root for the name of the element we know as fluorine. One of the common naturally occurring sources of fluorine is the mineral calcium fluoride,...

Why Black Hair Dye Became Popular in 1930s Detroit

20 Mar 2017

Well, because Henry Ford decided that younger men could work more productively on his automobile assembly line and so began to fire older workers and higher younger ones. This prompted some of the...

Chemistry at the Vatican

20 Mar 2017

The new Pope, we now learn, once worked as a chemist.听It is interesting then to note that his selection was signaled through some nifty chemistry. The smoke signals used during the conclave are...

Cathodic Protection

20 Mar 2017

You use cathodic protection听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...

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