May be a future water filter?

Recently scientists found that the Cilantro plant can help filter water. For example to remove certain heavy metals such as lead, nickel and other pollutants. But there's still a long way to go before it may be implemented in your home. For the time being consider looking at: http://www.home--garden.com/water-filters/pur-3-stage-water-filter.shtml if you're interested in a universal water filter.