Common Sleep Paralysis Causes: The Common Sleep Paralysis for most people, happens, during R.E.M. state, when the body releases hormones that paralyze the body to keep it from acting out dreams, thereby reducing any chances of physical harm during sleep.
Hybrid material. Hybrid materials are composites consisting of two constituents at the nanometer or molecular level. Commonly one of these compounds is inorganic and the other one organic in nature. Thus, they differ from traditional composites where the constituents are at the macroscopic (micrometer to millimeter) level.
Contemporary definitions for hybrid car. noun. an automobile with more than one power source, such as an electric motor and internal combustion engine or an electric motor with battery and fuel cells for energy storage; also called hybrid vehicle. Examples. Many people have owned a hybrid car at some point.