Water is the most abundant nutrient in our body and plays an important transmission function in every body cell and tissue. Sixty percent of our body weight is water. The fact that you can live without food for a long period of time, even months, but live only for a few days without water is true.
The addition of zinc, a sacrificial anode, would prevent the iron metal from corroding. According to the table of Standard Reduction Potentials, the standard reduction potential of zinc is about -0.76 volts. The standard reduction potential of iron is about -0.44 volts.
Ductile iron is one of the most commonly used pipe materials in our modern society. The first ductile iron pipe was cast experimentally in 1948 and was introduced into the marketplace in 1955. By the late 1970's, ductile iron pipe had replaced gray cast iron pipe in the marketplace.