Stem Cell. By definition, all stem cells: have the ability to divide and create an identical copy of themselves, a process called self-renewal; and. can also divide to form cells that mature into cells that make up every type of tissue and organ in the body.
Lycra, a brand name of Spandex, is a man-made fiber that can stretch better than rubber and will not break down after exposure to body oils, lotions, detergent, or perspiratio â¦ n. After ten years of research, DuPont Chemical Company's scientist Joseph C. Shivers invented it in 1959.
The first reference to paper as toilet paper was recorded in 1718. After invention of paper pages from newspapers and magazines were also commonly used (newspapers became widely available at 1700s.) Joseph C. Gayetty invented the first packaged toilet paper in the United States in 1857. Joseph C. Gayetty is credited as the inventor of modern commercially available toilet paper. Gayettyâs Medicated Paper was sold in packages of flat sheets, medicated with aloe and watermarked with his name.