iOS app Android app

Chemical Marketplace

BHA and BHT: A Case for Fresh?

Bill Chameides | Posted 02.18.2014 | Green
Bill Chameides

A look at two common preservatives found in cereals and other foods. (Flickr/Rex Roof) More than 80,000 chemicals are produced, used and presentin th...

Food Additives: How Do We Know If They're Safe?

Bill Chameides | Posted 10.22.2013 | Green
Bill Chameides

Toxic substances -- how does the government prevent them from getting into the products we buy? Not well at all.

A Tart Look at the Most-Used Sweetener You've Never Heard Of

Bill Chameides | Posted 07.31.2013 | Green
Bill Chameides

How sweet it is? Or isn't? If you avoid sugar and imbibe artificial sweeteners to avoid calories, you might be interested to learn about one of th...

Lipstick: The Price for Pretty Lips May Be Heavy... Metals

Bill Chameides | Posted 07.09.2013 | Green
Bill Chameides

I suspect that most people would be surprised to know that lipstick contains toxic metals. It was a surprise to me. Does that mean that lipstick is not safe? And if not, what can be done about it?

Chemical Marketplace: Bar Soap vs. Liquid Soap

Bill Chameides | Posted 12.04.2013 | Green
Bill Chameides

One of the dirtiest campaigns in recent memory is over. So let us cleanse ourselves by turning our attention to a new topic: soap. Why? Turns out, it's a green issue, both environmental- and pocketbook-green.

The Chemical Marketplace: Popcorn Lung -- The Perils of Microwave Popcorn Return

Bill Chameides | Posted 12.05.2012 | Green
Bill Chameides

Last month a jury in Colorado awarded 59-year-old Wayne Watson $7.2 million from three companies for damages caused by microwave popcorn. The reason? In 2007 Mr. Watson contracted a rare but serious lung disease.

The Chemical Exposure That Keeps Going and Going and Going

Bill Chameides | Posted 08.04.2012 | Green
Bill Chameides

For many years it was thought that our genes were the whole game -- the stuff that determined our appearance, our aptitudes, and even our susceptibility to disease. But we now know it's more complicated than that. It turns out that not all of our genes are active. Some are turned "on" and others are turned "off."

Chemical Marketplace: The Fine Print on a Common Pesticide, Writ Large

Bill Chameides | Posted 05.27.2012 | Green
Bill Chameides

Crossposted with TheGreenGrok.More than 80,000 chemicals are produced, used, and present in the United States. This is one of their stories. Do you we...

Is Propoxur the Way to Not Let the Bedbugs Bite?

Bill Chameides | Posted 07.31.2011 | Green
Bill Chameides

Some of you are no doubt scratching your heads, thinking: "There's gotta be an insecticide capable of offing these guys. Why can't the pointy-headed geniuses at the chemical companies make one?" As it turns out, they have.

Keeping the Skeeters Off

Bill Chameides | Posted 07.04.2011 | Green
Bill Chameides

The fight against mosquito bites can take many forms, from the myriad sartorial options available (for the fashion-challenged) to the stuff you spray or smooth on to your skin. But which are the safest?

Recommended Continental Breakfast: Eggs Over Easy, Hold the Dioxin

Bill Chameides | Posted 05.25.2011 | Green
Bill Chameides

The FDA doesn't recommend avoiding any particular food to limit dioxin exposure other than its generally recommended diet. Of course there's the option of going vegan, the diet found to have the lowest exposure to dioxins.

The Wrinkle in No-Iron Shirts

Bill Chameides | Posted 05.25.2011 | Green
Bill Chameides

What makes no-iron shirts so incredibly unwrinklable? How do they do it? I was determined to find out and with a modicum of Googling I was sort of pleased to discover the answer. I say "sort of" because I was not entirely pleased with what I learned.

The Chemical Marketplace Series -- Drinking It In: Is Fluoride Good for You?

Bill Chameides | Posted 05.25.2011 | Green
Bill Chameides

With nearly 200 million Americans drinking fluoridated tap water these days, is it time to ask ourselves, do we really need the fluoridation?

The Chemical Marketplace: PFOA

Bill Chameides | Posted 05.25.2011 | Green
Bill Chameides

Microwave popcorn bags are often designed with a coating of fluorotelomers, which, when exposed to high temperatures, break down into PFOAs.