Period 6 element point of −38.83 °C and boiling point of 356.73 °C, mercury has one of the narrowest ranges of its liquid state of any metal. Mercury occurs in deposits throughout the world mostly as cinnabar (mercuric sulfide). The red pigment vermilion is mostly obtained by reduction from cinnabar. Cinnabar is highly toxic by ingestion or inhalation of the dust. Mercury poisoning can also result from exposure to water-soluble forms of mercury (such as mercuric chloride or methylmercury), inhalation of mercury vapor, or eating seafood contaminated with mercury. Mercury is used in thermometers, barometers, manometers, sphygmomanometers, float valves, mercury switches, and other
Demon in a Bottle he carries in his briefcase, flies out of the plane, and guides it to a safe landing in the ocean. Navy ships approach and soldiers help the passengers to safety, and bring Iron Man to an island base. They tell him the tank was thrown by Namor, who was defending a resident of the island that the soldiers were trying to remove, because the island is used as a toxic waste disposal site. Iron Man confronts and fights Namor, before it's revealed that the soldiers actually belong to the Roxxon Oil Corporation, which is secretly occupying the island to mine