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heavy metal |
Also found in: Dictionary/thesaurus, Encyclopedia, Wikipedia, Hutchinson | 0.09 sec. |
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metal /met·al/ (met´'l) any element marked by luster, malleability, ductility, and conductivity of electricity and heat and which will ionize positively in solution.metal´lic alkali metal any of a group of monovalent metals, including lithium, sodium, potassium, rubidium, and cesium. heavy metal one with a high specific gravity, usually defined as over 5.0; some cause heavy metal poisoning. Heavy metal One of 23 chemical elements that has a specific gravity (a measure of density) at least five times that of water. Mentioned in: Heavy Metal Poisoning heavy metal, a metallic element with a specific gravity five or more times that of water. The heavy metals include antimony, arsenic, bismuth, cadmium, cerium, chromium, cobalt, copper, gallium, gold, iron, lead, manganese, mercury, nickel, platinum, silver, tellurium, thallium, tin, uranium, vanadium, and zinc. Small amounts of many of these elements are common and necessary in the diet. Large amounts of any of them may cause poisoning. heavy metal Toxicology A metal that is 5 times heavier than water and often toxic, a feature linked to the HM's tight cationic binding to circulating proteins Examples Antimony, arsenic, bismuth, cadmium, copper, lead, mercury; cells
respond to HMs by ↑ transcription of various genes–eg, the eukaryotic heat shock system, metallothioneins, prokaryotic mercury resistance gene and iron uptake systems Clinical General, fine tremor, speech slurring, stomatitis, drooling,
cataracts, neurasthenia Treatment EDTA chelation. See Mad Hatter, Minamata disease, Queen of Poisons, Pink disease. Patient discussion about Heavy metal music. Q. I was told that platinum is used in fragrances for the fullness of the spray. Please tell me more! Three years ago I was diagnosed with off the lab chart levels of platinum in my body. I have no hobby or avenue for exposure other than my work. I have sold fragrances for over ten years. Even the Regional EPA Air Quality person doesnt know where I am getting this. I was told by a health director who made some calls. He told me that platinum is used in fragrances for the "fullness of the spray". Would you please tell me more about this? Thank you! A. i never heard of it. but i know that there are alot of materials in fragrance spreading instruments that are not healthy. some do use metal salts, and in a large quantities it can be harmful. about Platinum- you can look on the lists of materials or send it to a lab to check it out. Read more or ask a question about Heavy metal musicHow to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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A musical of Dante Alighieri's The Divine Comedy has stirred controversy by putting rock, punk, and heavy metal music into the scenes in hell, but the priest-composer is not condemning the music. ``With their hard-core sound, they are on their way to becoming a household name in the heavy metal music scene. His passion in life is heavy metal music, about which he has encyclopedic knowledge. |
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