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Kapok fibers can be used as fill for pillows, quilts and other bedding, upholstery, and soft toys. It is also good thermal and acoustic insulation. [3] [1] [5] Kapok was used as a filling for life jackets because of its low density, due to the air-filled lumen and low wetting. After extended immersion in water, the buoyancy is only slightly ...
Tyvek is a nonwoven product consisting of spun bond olefin fiber. It was first discovered in 1955 by a researcher for the DuPont textile company working in an experimental lab, who noticed a type of white fluff coming out of a pipe. [2] That fluff was a form of polyethylene, which DuPont requested a patent for within a year of the discovery.
Modacrylic fibers are modified acrylic fibers made from acrylonitriles, but larger amounts of other polymers are added to make the copolymers. The modacrylic fibers are produced by polymerizing the components, dissolving the copolymer in acetone, pumping the solution into the column of warm air (dry-spun), and stretching while hot. [3]
Smoothies are a fantastic way to get a powerful punch of nutrients. But, despite being packed with antioxidant-rich fruits and vegetables, many smoothies lack one key macronutrient that can help ...
International law enforcement agencies have arrested several members of an online community that groomed and abused children, officials said Thursday.
A 15-year-old boy was rescued from a Northern California mine shaft, officials said Monday.
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