If the plumber chooses to power up the water heater before the tank is stuffed with water, it can result in the glass lining to crack, as a result rushing up the corrosion course of action. My toilet is plugged and when I flush it, it will not go down; http://papertowelsintoilethowtou31740.mybloglicious.com/7894463/about-plumbers-tucson-arizona