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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.
Some state that Chinese is amongst the hardest languages to learn, especially at the start. That's why it is vital for your students to master properly possibly at a pace suitable for them immediately. Having numerous elementary Mandarin Chinese lesson plans on hand is essential for just about any Chinese teacher that is teaching newbies.
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