This student from Tucson Arizona has done a nice piece of work elucidating the relationship between algal sulphur and lead removal.  However, many species of algae have the ability to both adsorb and absorb heavy metals.  Sulphur is only one mechanism.  Thanks.

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This student from Tucson Arizona has done a nice piece of work elucidating the relationship between algal sulphur and lead removal.  However, many species of algae have the ability to both adsorb and absorb heavy metals.  Sulphur is only one mechanism.  Thanks.