• Remediation of heavy metal(loid)s contaminated

    Unlike organic contaminants, metal(loid)s do not undergo microbial or chemical degradation and persist for a long time after their introduction.

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  • TestAmerica Acquires CH2M Applied Sciences Laboratory

    TestAmerica Acquires CH2M Applied Sciences Laboratory . TestAmerica Laboratories, Inc., the largest traditional environmental testing firm in the world, has acquired the assets of Corvallis Oregon based CH2M Applied Sciences Laboratory (ASL), a deeply experienced leading full service environmental testing laboratory.

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  • Urban Farms RecyclingFood Waste Management

    Food waste recycling, using bokashi and worms into vermi compost, organic fertilizer and growing the finest local produce.

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  • How silver is madematerial, making, history, used

    Silver was one of the earliest metals known to humans, and it has been considered a precious metal since ancient times. Silver has been used as a form of currency by more people throughout history than any other metal, even gold.

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  • HydrometallurgyScienceDirect

    Read the latest articles of Hydrometallurgy at ScienceDirect , Elseviers leading platform of peer reviewed scholarly literature

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  • BioleachingWikipedia

    Bioleaching is the extraction of metals from their ores through the use of living organisms.This is much cleaner than the traditional heap leaching using cyanide. Bioleaching is one of several applications within biohydrometallurgy and several methods are used to recover copper, zinc, lead, arsenic, antimony, nickel, molybdenum, gold

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  • Specialty Leaching MethodsTestAmerica

    TestAmerica supports a wide array of client requested leaching procedures.

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  • CorrosionWikipedia

    The materials most resistant to corrosion are those for which corrosion is thermodynamically unfavorable. Any corrosion products of gold or platinum tend to decompose spontaneously into pure metal, which is why these elements can be found in metallic form on Earth and have long been valued.

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  • Golden State Water CompanyClearlake Water

    2018 Consumer Confidence Report on Water Quality for 2017. Golden State Water Company (Golden State Water) is pleased to present our Annual Water Quality Report (Consumer Confidence Report) for 2017.

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  • Our Service

    What you need is what we can do! In the future, Xinhai will continue to rely on three big supporting "technology, talents, management", adhere to the international development strategy, and concentrate on providing customers with modern, efficient, energy-saving mine overall construction and operational solution, to create international leading enterprises in mining industry.