Grammar's Response. The choice of open/opened depends on what we're talking about. Yes, we can say (and often do) that the store is open, but if we're talking about the actual process of someone opening the doors, we'd say The store is opened every morning at 8 o'clock..
Ethanolamine (C2H7NO) is used in the pharmaceutical industry as a pH adjuster and buffering agent. It is a colorless to yellow clear liquid. There is evidence that it can be a human skin toxicant or allergen, and it should not be left on the skin. It has certain restrictions for use in the cosmetics industry. Ethanolamine oleate, a prescription drug, is a sclerosing agent. It works by creating scar tissue inside a swollen or dilated (wider than normal) vein to prevent bleeding.
Ethanol (ethyl alcohol) is an alternative fuel fermented from corn, grains or agricultural waste or it is chemically extracted from ethylene (hydration). It is used primarily as a supplement to gasoline.Pure ethanol is not sold as a stand-alone fuel, at least not yetâit is commonly mixed with gasoline in varying percentages creating a transitional fuel that will pave the way for pure alcohol vehicles.For example, E85 is a common mixture: 85 percent ethanol, 15 percent gasoline.t is used primarily as a supplement to gasoline. Pure ethanol is not sold as a stand-alone fuel, at least not yetâit is commonly mixed with gasoline in varying percentages creating a transitional fuel that will pave the way for pure alcohol vehicles.