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 use their knowledge of chemistry, physics, engineering and biology to find solutions to challenges involving things like materials manufacturing and food processing.
Chemical engineers' median salary has more than doubled since the first survey in 1992, when it was $59,700. Those working in the petroleum industry are the highest paid. Chemical engineers in the petroleum production and refining business pull a median salary of $150,000.Those in petrochemicals have a median of $140,000.hose working in the petroleum industry are the highest paid. Chemical engineers in the petroleum production and refining business pull a median salary of $150,000. Those in petrochemicals have a median of $140,000.