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Memoryfoam mattress is just a form of mattress that's made from polyurethane. Besides memory, it's also produced from other forms of compounds. The compounds which are put into the bed foams presents the ability to increase in density to it. Memory foam mattress can also be called viscoelastic memory foam. The bed was developed so that you can meet up with the desire of the bed customers. The history of the Polyurethane Foam Mattress can be traced back again to the Ames Research Center of NASA. NASA's Ames Research Center borrowed a project to design a bed foam that will help to alleviate back pain of the astronauts due to g-forces inside the 1970s. NASA believed that the foam product must be applied to adapt to the human body's shape. The individual could ultimately transfer of the position, though making a mold for your body can help to resolve the issue. Because of this, incorrect pressure points will soon be created about the body. Later, the study staff from the Ames Research Center of NASA found ways to produce a foam that can adjust the your body's condition. It is a elastc foam that will consistently distribute your body's weight towards the foam area. mattress-inquirer rating and evaluation Synthetic polyurethane foam material is employed whilst the foam memory. The mattress manufacurers can incorporate several types of compounds to improve the occurrence of the foam. The foam can have greater thickness following the substance is added. Besides, the maker can put in a visco elastic foam product. The viscoelastic foam is nontoxic. The foam weight is detemined by just how much compounds are used in the production process of the foam. Lighter memoryfoam bed weight in between 2 - 3 pound. In 1991, Tempur Pedic, an organization situated in Sweden sold the people the study mattresss foam in Sweden. After that, Tempur Pedic sold the memory mattress foam for the people that are now living in United States and Canada. The bed of Tempur Pedic became highly popular. The success of Tempur Pedic had caused the producers provide them to the local customers and to make their own versions of polyurethane foam mattresses.