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How Does Peroxide Whiten Teeth?

20 Mar 2017

Ancient Romans, for example, used urine and goat milk to whiten their teeth. This concoction is not as far-fetched as it might first appear. Urine, contains ammonia which is a cleaning agent found...

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, Francis, we now learn, has a degree in Chemistry. He received a Master鈥檚 from the University of Buenos Aires. 聽It is interesting then to note that his selection was signaled through...

Nitrosamines

20 Mar 2017

I don鈥檛 think I would want to work in a rubber processing plant. Too many nitrosamines in the air, and it鈥檚 better not to inhale them. Nitrosamines after all are known carcinogens, first identified...

Why does lettuce sometimes turn brown?

20 Mar 2017

The chemistry that takes place when lettuce leaves become brown is the same chemistry we see when an apple is cut and turns brown, when green guacamole turns brown or when a green olive ripens and...

Fluoride and IQ

20 Mar 2017

One thing everyone agrees on when it comes to the addition of fluoride to drinking water is that the issue stirs up emotions, both pro and con. But the question should not be based on emotion, it...

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