In many cases non-zinc anodes outperform actual zinc anodes, depending upon the type of metal you need to protect and the nature of the water in which the metal being protected is immersed. It all has to do with the voltage of the anode when referenced against a standard.
Chemical engineers at pharmaceutical manufacturers have the same duties as those of consumer goods manufacturers, but they have additional duties as well. Their focus is on developing new drugs or products to enhance the health of humans and animals.
What Does a Metallurgical, Mining and Geological Engineer Do? Engineering is a complex job, requiring a firm understanding of the sciences. Metallurgical, Mining and Geological Engineers are a type of engineering geologist that work with the logistics of mines and mining - existing and new mines. They are involved in the planning of mines, the restructuring as they progress, their safe use and planning.