polyvinylchloride resin
1Polymer — Appearance of real linear polymer chains as recorded using an atomic force microscope on surface under liquid medium. Chain contour length for this polymer is 204 nm; thickness is 0.4 nm.[1] A polymer is a large molecule (macromolecule …
2Earplug — Silicone rubber earplugs for protection against water, dust etc. An earplug is a device that is meant to be inserted in the ear canal to protect the wearer s ears from loud noises or the intrusion of water, foreign bodies, dust or excessive wind …
3Optical fiber cable — A TOSLINK optical fiber cable with a clear jacket. These plastic fiber cables are used mainly for digital audio connections between devices. An optical fiber cable is a cable containing one or more optical fibers. The optical fiber elements are… …
