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The high-rise building is obviously made of concrete, so why does the whole building burn after a fire? foaming agents

First, concrete takes in and transfers warm more easily than dissipates heat easily. When a fire happens, it has the result of supporting burning, which amounts including fuel to the fire. The more it burns, the bigger it gets. Concrete may seem attr…

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Chlorhexidine Acetate (Hibitane)

ChlorHexidine Acetate, Hibitane, white crystalline powder. It has a melting point between 154 and 157 degrees Celsius. The solubility of the product in water is 20 degrees C at 1.9 g / 100mL. This compound is insoluble in ethanol. It has a mild chara…

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Market Trend and Demand Will Affect the Price of dyson sphere program graphite

According to British media reports, researchers have recently developed a smart contact lens that enables the wearer to have "infrared night vision". Sandwiching graphene between the lenses allowed the construction of a sensor with the abil...…

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