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Some algae species are 50% or more lipid oil by weight. This oil may be pressed from the algae and refined into diesel. The process for extracting algal oil, at its simplest level, resembles pressing an olive. Up to 75% from the oil might be squeezed from algae using a simple mechanical press. Hexane might be used being a solvent to raise extraction up to 95%. Once extracted, the oil is refined through transesterification. A catalyst including sodium hydroxide is combined with alcohol to make biodiesel and glycerol.
The truth of the matter is: You can repair bad sectors on your own hard disk. Sign up to read error and bad mistakes I / O on a hard drive isn't type of problem can be corrected or ignored. What follows can be an explanation of how hard drives are made and exactly how a bad sector that appears the machine is with a slippery slope to disaster.
“None of the homeowners featured on the show know they’ve been chosen to receive a home makeover – it’s a surprise, so I can’t say any more about the episode we’re involved in at the moment. You’ll have to tune in and see it for yourself!”
1, if the temperature is below 38.5 ℃, or associated with headache, nausea and other symptoms commonly, need not special treatment, or baby do physical cooling, generally after physical cooling, the baby's body temperature returned to normal, headache, nausea will disappear or ease.
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