Algicide
The presence of nuisance algae can cause unsightly appearance, odors, slime, and coating problems in aquatic media. Algicides are chemical agents used to control or eradicate the growth of al...
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New clusters of black fungus are spreading over famed cave drawings in southwest France, scientists warned Tuesday.But the scientists said they have found a bacteria-killing recipe to protect the r...
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Algicide
Black spots threaten cave drawings
