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Score: 4.8/5 (11 votes) Opal is a mineraloid because it is amorphous hydrated silica. Despite its mineral-like properties, opal's chemical structure is hydrated with varied water concentration. Because of this variance, the stone's structure isn't fixed or organized and thus, qualifie...
Score: 4.5/5 (41 votes) Retired Space Shuttle LocationsShuttle Atlantis - Kennedy Space Center Visitor Complex.Shuttle Discovery - Steven F. Udvar-Hazy Center.Shuttle Endeavour - California Science Center.Shuttle Enterprise - Intrepid Sea, Air & Space Museum.Where are the remaining space shuttle...
Score: 4.7/5 (20 votes) Do cleaning products expire? In short: yes, cleaning products can expire. "Like many products purchased at the grocery store, cleaning products can degrade over time," says Brian Sansoni, senior vice president of communications, outreach & membership at the American Clean...
Score: 4.8/5 (2 votes) The January full moon is often called the Wolf Moon, according to the Old Farmer's Almanac, which may date back to Native American tribes and early Colonial times when wolves would howl outside villages.Why do they call it a wolf moon?Native Americans and Medieval Europea...
Score: 4.8/5 (72 votes) The original StarCraft and its expansion Brood War have been made free by developer Blizzard Entertainment in preparation for the real-time strategy game's remaster due this summer. There's no catch. It's just free on both PC and Mac.Is StarCraft still free?Sta...
Score: 4.4/5 (25 votes) Peeling them reduces the amount of fiber, as well as certain vitamins and minerals (3). Summary: Cucumbers are low in calories but high in water and several important vitamins and minerals. Eating cucumbers with the peel provides the maximum amount of nutrients.Why we should ...
Score: 4.3/5 (59 votes) The predicate is the verb, or action word, and all the other modifiers in the sentence. A compound predicate occurs when the subject in the sentence is doing more than one action and is shared by two or more verbs. These verbs are joined by a conjunction, or a connecting word...
Score: 4.9/5 (62 votes) Switzerland is not a member state of the European Union (EU). It is associated with the Union through a series of bilateral treaties in which Switzerland has adopted various provisions of European Union law in order to participate in the Union's single market, without jo...
Score: 4.6/5 (30 votes) An alternative to water and dry chemical extinguishers for Class A and B fires is a foam extinguisher. Removing the heat and oxygen from the fire also helps to prevent re-ignition. ... Foam extinguishers can be used where flammable liquids are transported, processed, stored o...
Score: 4.8/5 (2 votes) Austro-German Alliance, also called Dual Alliance, (1879) pact between Austria-Hungary and the German Empire in which the two powers promised each other support in case of attack by Russia, and neutrality in case of aggression by any other power.When did Germany and Austria-Hu...
