The concentrate is mainly the grain that is fed to the goats daily. The grain includes protein, fat, fiber, vitamins and minerals. Goats are fed roughages. Roughages are feedstuffs that are high in fiber and low in digestible energy. Along with the grain, goats should be fed hay.
Freebase(0.00 / 0 votes)Rate this definition: Grommet. A grommet is a ring inserted into a hole through thin material, such as fabric. Grommets are generally flared or collared on each side to keep them in place, and are often made of metal, plastic, or rubber.
A tympanostomy tube (also known as a grommet, T-tube, ear tube, pressure equalization tube, vent, PE tube or myringotomy tube) is a small tube inserted into the eardrum in order to keep the middle ear aerated for a prolonged period of time, and to prevent the accumulation of fluid in the middle ear.hen it is necessary to keep the middle ear ventilated for a very long period, a T-shaped tube may be used, as these T-tubes can stay in place for 2-4 years. Materials used to construct the tube are most often plastics such as silicone or Teflon. Stainless steel tubes exist, but are no longer in frequent use.