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  2. Cobalt poisoning - Wikipedia

    en.wikipedia.org/wiki/Cobalt_poisoning

    Cobalt poisoning is intoxication caused by excessive levels of cobalt in the body. Cobalt is an essential element for health in animals in minute amounts as a component of vitamin B 12 . A deficiency of cobalt, which is very rare, is also potentially lethal, leading to pernicious anemia .

  3. Toxic heavy metal - Wikipedia

    en.wikipedia.org/wiki/Toxic_heavy_metal

    These elements include vanadium, manganese, iron, cobalt, copper, zinc, selenium, strontium and molybdenum. [75] A deficiency of these essential metals may increase susceptibility to heavy metal poisoning. [76] Selenium is the most toxic of the heavy metals that are essential for mammals. [77]

  4. Metal toxicity - Wikipedia

    en.wikipedia.org/wiki/Metal_toxicity

    Metal toxicity or metal poisoning is the toxic effect of certain metals in certain forms and doses on life.Some metals are toxic when they form poisonous soluble compounds. . Certain metals have no biological role, i.e. are not essential minerals, or are toxic when in a certain for

  5. ‘Here it is better not to be born’: Cobalt mining for Big ...

    www.aol.com/better-not-born-cobalt-mining...

    Around 75 per cent of the world’s cobalt is mined in the DRC -- and the world cannot get enough of it. The rare, silvery metal is an essential component to every lithium-ion rechargeable battery ...

  6. Cobalt mining excavations return amid electric vehicle push ...

    www.aol.com/cobalt-mining-excavations-return...

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  8. Cobalt - Wikipedia

    en.wikipedia.org/wiki/Cobalt

    Cobalt is also used in the petroleum industry as a catalyst when refining crude oil. This is to purge it of sulfur, which is very polluting when burned and causes acid rain. [11] Cobalt is the active center of a group of coenzymes called cobalamins. Vitamin B 12, the best-known example of the type, is an essential vitamin for all animals.

  9. The 7 Best Colors to Pair with Cobalt Blue, According to ...

    www.aol.com/7-best-colors-pair-cobalt-130000797.html

    Here, the best colors to pair with cobalt blue. Skip to main content. 24/7 Help. For premium support please call: 800-290-4726 more ways to reach us. Sign in. Mail. 24/7 Help. For premium support ...