Neomycin and Framycetin are not absorbed from the gastrointestinal tract and are thus found in many topical medications such as creams, ointments and eyedrops. They can also be used for gastrointestinal infections.
radio chassis - a chassis for a radio receiver 3. chassis - the skeleton of a motor vehicle consisting of a steel frame supported on springs that holds the body and motor automotive vehicle, motor vehicle - a self-propelled wheeled vehicle that does not run on rails
Typically the material used to construct vehicle chassis and frames is carbon steel; or aluminum alloys to achieve a more light-weight construction. In the case of a separate chassis, the frame is made up of structural elements called the rails or beams.