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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.
Underground metal detector using voice alarm and instrument, according to the detection depth to be ground area, shape, weight of the metal has a lot to do, in general, the area is larger, the more the number, the corresponding detecting depth is larger; Conversely, the smaller the area, the smaller the number and the smaller the corresponding depth. The maximum detection depth listed in the following table is embedded in the dry soil by a 60cm * 60cm * 0.5cm (0.5cm) aluminium sheet in accordance with the product's enterprise standard
To own one of these vintages defines what you are, how we hang around and the way you wish to be known, and Cubans will go to incredible lengths to keep their classic cars running. 1950's bumpers and tailpipes are recreated and myriad the rest are adapted. Steering wheels carved from wood, hub cabs made from aluminum cans and plastic sheets for windows are typical. While such shortcuts could be frowned upon in the United States, classic car lovers admire the Cubans' ingenuity and their ability to maintain the cars running.
The Albatros D series included the D.I, D.II, D.III, D.V, as well as the D.Va. This series rapidly evolved on account of battlefield needs, and most models were around for only months before being replaced. The D.I was powered with assorted engines, such as Mercedes D.III and the Benz Bz.III, which were powerful engines. Richthofen isn't recorded as flying a D.I, but he did fly the D.II, D.III, and D.V.
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