Article name: Lead levels in drinking water spike when copper and lead pipes are joined
http://news.wustl.edu/news/Pages/23098.aspx
In this article written by Diana Lutz talks about the harmful effects of lead if present in drinking water and how the replacement of the lead pipes to copper pipes can increase the lead content in water. Lead pipes when mixed with copper pipes, this leads to the increased concentration of lead contamination due to galvanic corrosion which is the process of corrosion wherein the zinc coating of the pipes is oxidised. According to the US environmental protection agency, the lead concentration in drinking water could be to a maximum of 15 parts per million. But the level
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