Camera Link cables are shielded twisted pair cables. High frequencies are passively shielded and damped by radar absorbent material. These generally operate by generating protected products which are shielded from overoxidation. Hard drives are usually shielded by heavy metal casings. The radiation source is constantly shielded by water, concrete, or metal. Cavalry consisted of shielded, mounted soldiers. However, Gun Jack shielded her from his attacks, thus destroying him instead. The turrets were shielded by armor and the conning tower, by armor. Early types were shielded versions of tube types already in use. These panels partially shielded the World Trade Center site from view. The forest shielded both sides from visual observation. Elephant seals are shielded from extreme cold more by their blubber than by fur. A protein backbone hydrogen bond incompletely shielded from water attack is a dehydron. Hatchlings are so important to Insectoids that hatcheries aboard starships are heavily shielded. They opened fire on her, but she shielded herself from the bullets using her powers.