Could Road Salt Cause Lead Poisoning?
By Eric Niiler, http://news.discovery.com/
Road crews are spreading salt on many East Coast highways as a big winter storm prepares to slam into the region Friday morning, but the same deicing salt that may prevent accidents could also be poisoning drinking water in many U.S. communities, scientists say.
In Flint, Mich., for example, thousands of families have suffered health effects from high amounts of lead in their drinking water – from skin rashes to possible brain damage in children. President Obama declared Flint a disaster area this month, and Michigan’s governor apologized to local residents on Tuesday, saying he would spend $28 million to fix the water problems.
While many residents are angry at the people who ran the city’s water supply, as well as state and federal regulators who residents say ignored the problem for almost two years, there may be an additional culprit: road salt. Researchers believe that high levels of chloride from salt corrodes the pipes and can dislodge lead particles into the water that flows into our homes. Read more