EPA to okay rocket fuel in drinking water?
On the list of noxious chemicals you’d rather not find in your drinking water, perchlorate ranks pretty high. The chemical - found primarily in rocket fuel, but also used in fireworks and some fertilizers - attacks the thyroid gland, reducing its ability to absorb iodine from the bloodstream. In adults, that can affect the body’s ability to regulate its metabolism; in children - and, most troublingly, in unborn fetuses - it can cause serious developmental problems, including deafness, reduced IQ, and motor problems.
You’d think that federal regulators would be pulling out all the stops to keep perchlorate our of our water supplies - right? Er, wrong: There are currently no federal restrictions on the amount of perchlorate in our drinking water, despite studies that have found the chemical in drinking water in 35 states, affecting a minimum of 11 million people. And what gets into the water also gets into the food-chain: Worrying levels of perchlorate have been found in everything from lettuce to cow’s milk, and a 2005 study found that “virtually all” human breast milk is now contaminated to some degree.
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