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  2. Iron oxide adsorption - Wikipedia

    en.wikipedia.org/wiki/Iron_oxide_adsorption

    Arsenic is a common natural contaminant of well water and is highly carcinogenic. Iron oxide adsorption treatment for arsenic in groundwater is a commonly practiced removal process which involves the chemical treatment of arsenic species such that they adsorb onto iron oxides and create larger particles that may be filtered out of the water stream.

  3. Iron-oxidizing bacteria - Wikipedia

    en.wikipedia.org/wiki/Iron-oxidizing_bacteria

    The anoxygenic phototrophic iron oxidation was the first anaerobic metabolism to be described within the iron anaerobic oxidation metabolism. The photoferrotrophic bacteria use Fe 2+ as electron donor and the energy from light to assimilate CO 2 into biomass through the Calvin Benson-Bassam cycle (or rTCA cycle) in a neutrophilic environment (pH 5.5-7.2), producing Fe 3+ oxides as a waste ...

  4. Food contaminant - Wikipedia

    en.wikipedia.org/wiki/Food_contaminant

    A food contaminant is a harmful chemical or microorganism present in food, which can cause illness to the consumer. Contaminated food . The impact of chemical contaminants on consumer health and well-being is often apparent only after many years of processing and prolonged exposure at low levels (e.g., cancer). Unlike food-borne pathogens ...

  5. 6 Foods You Should Be Cooking in a Cast-Iron Skillet ... - AOL

    www.aol.com/6-foods-cooking-cast-iron-151646911.html

    Iron absorption: According to food science consultant and author Bryan Quoc Le, most foods can benefit from being cooked in cast iron, since small amounts of iron are absorbed during cooking ...

  6. 10 Common Foods That Can Be Poisonous - AOL

    www.aol.com/lifestyle/food-10-common-foods-can...

    Fruits, vegetables, seeds and beans are all essential parts of a well-balanced and healthy diet, but if these health gems are not consumed properly, they could be poisonous and detrimental to our ...

  7. Environmental impact of iron ore mining - Wikipedia

    en.wikipedia.org/wiki/Environmental_impact_of...

    Hematite and magnetite are the most common types of Iron ore. Roughly 98% of iron ore on the global market is used in iron and steel production. [8] The other 2% of iron ore is used to make powdered iron for certain types of steel, auto parts, and catalysts; radioactive iron for medicine; and iron blue in paints, inks, cosmetics, and plastics. [5]