anticaking agent
US /ˌæn.tiˈkeɪ.kɪŋ ˌeɪ.dʒənt/
UK /ˌæn.tiˈkeɪ.kɪŋ ˌeɪ.dʒənt/
1.
a substance added to powdered or granulated materials, such as food or fertilizers, to prevent caking and ensure a free-flowing consistency
:
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Salt often contains an anticaking agent to prevent it from clumping.
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Food manufacturers use various anticaking agents to maintain product quality.