barefoot already addressed how to deal with all heavy metals in the forum.
It's a lifelong endeavor. Eat proper foods, get proper oxygen and sun. Keep all of the detoxification organs cleared, this is where most people get hung up. The best way to keep the liver and kidneys cleared is with the diet he recommends. The rest of the process comes slowly with putting in ORGANIC FROM FRUIT OR HERBS antagonizing minerals like calcium, magnesium, zinc, selenium, vit. c, etc, etc into the body and letting things go out at their own pace.