Wake effects are important. Please calaculate OK wake effect 94% That's not too bad ! Remember: Offshore wake decay is different Low turbulence: Probably 0.04 What ! That's bad ! Compromize: Wake induced turbulence included Wake decay 0.05 OK â what is it? OK wake effect 88% OK wake effect 90%
Steel Mills Use Manganese: The most important use of manganese is in the manufacturing of steel. Manganese gives the steel strength and hardness. Without manganese, the steel used to make armor plate, crusher jaws, and impact tools would not be as durable. Image Â© iStockphoto / Huyangshu.
It is used in black paints and to color glass purple. Manganese is responsible for the purple color in amethyst. Compounds of manganese are used in feed supplements and fertilizers. Biological Benefits. Manganese is a critical trace element. Manganese seems to lend a pliant, flexible quality to animal bone. A manganese deficiency in bone leads to brittle, easily broken bones.