Non-activated charcoals from living plant materials are useful as ion exchange agents for adsorbing cations from an environment, especially metal ions.

The present invention relates to charred organic materials useful in remediation of substances and conditions having metal contamination.

Adsorption of metals onto adsorbents is known, and products on the market that are effective at removing metals from solutions include zeolites, red clays, ion exchange resins, bone charcoal and fungal biomass.

Attached files:

WO 2,009,016,381

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