| http://www.w3.org/ns/prov#value | - A method for forming discrete capsules that contain an active agent, such as a pesticide, involves first forming a suspension of the active agent suspended in a solution of an alkali metal silicate such as sodium silicate or a suspension of the active agent suspended in a liquid coacervate resulting from the addition of a coacervation agent such as acetone to the alkali metal silicate solution.
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