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Some algae species are 50% or maybe more lipid oil by weight. This oil can be pressed in the algae and refined into diesel. The process for extracting algal oil, at its most elementary level, is similar to pressing an olive. Up to 75% with the oil could be squeezed from algae which has a simple mechanical press. Hexane may be used as a solvent to increase extraction as much as 95%. Once extracted, the oil is refined through transesterification. A catalyst including sodium hydroxide is when combined alcohol to create biodiesel and glycerol.
Hydro turbines, the oldest and also the mostly used renewable energy source, hold the highest efficient of power conversion process. The potential head of water is available next to the turbine, so there aren't any energy conversion losses, exactly the mechanical and copper losses inside the turbine and generator and the tail end loss. The efficiency is inside the range of 85 to 90 %.
My investigation involved posing as a client, hidden cameras, targeted surveillance, and some forensic computer analysis. At the conclusion of the investigation I was able to establish that more than one shop manager was routinely pocketing cash payments from customers and likewise to presenting a store at night after business hours to correct friend?s vehicles, one manager was running a late night under-the-table car repair business while using company?s facilities and equipment.
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