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Climate Change

20 Mar 2017

As we get ready for winter here and watch news reports of unseasonable plummeting temperatures in some parts of North America, it is hard to be concerned about global warming. But climate change is...

Cadmium Issues

20 Mar 2017

Shrek the friendly ogre delighted audiences in the 2010 movie hit “Shrek Forever After.” But for fast food giant McDonald’s, Shrek turned out to be a nightmare. As a cross promotional feature, the...

Wood burning stoves should be extinguished

20 Mar 2017

Wood burning stoves are a health hazard. Period. Not debatable. To understand, we first have to examine what combustion is all about. When cellulose and lignin, the major components of wood, burn...

Disposal of Chemical Weapons in Oceans?

20 Mar 2017

Since World War I, the U.S. Armed Forces have routinely discarded conventional explosives, radiological waste and chemical weapons in the oceans. When this was publicly revealed by the Department...

The new meaning of natural vanilla flavor

20 Mar 2017

Vanilla is the most popular flavor in North America. But it is not that often that one gets the chance to taste the “real stuff”. The flavor made from the beans of the vanilla orchid is expensive....

Cleaning the air with jeans

20 Mar 2017

You may want them in your jeans, but you probably want to keep them away from your genes. They’re “nano” particles of titanium dioxide, about ten billionths of a meter in diameter that can exhibit...

Arsenic in Treated Wood

20 Mar 2017

What comes to mind when you think of arsenic?  Inheritance powder?  The possible murder of Napoleon?  Poisoned wells in Bangladesh?  Well, how about playgrounds, decks or picnic tables?  Concern...

When it comes to bisphenol A there is smoke, but is there fire?

20 Mar 2017

During the 1930s, Swiss chemist Pierre Castan was researching materials for denture repair and American Sylvan Greenlee was working on novel paints. Independently, the two hit upon epoxy resins,...

Coming from the Earth doesn't Make Something Safe

20 Mar 2017

You may have heard of propylene glycol in several contexts. It is used as a safer alternative to ethylene glycol in antifreeze, as a preservative in foods and cosmetics, as a solvent in some...

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