different between preservative vs butylparaben

English

From Old French preservatif, from Medieval Latin praeservativus

preservative (plural preservatives)

(countable) Any agent, natural or artificial that acts to preserve, especially when added to food.
Salt, sugar, and acid all act as preservatives when making pickles.

preservative

Tending to preserve.
The curators took preservative actions to maintain the ancient collection.

preservative f pl

butyl +? paraben

butylparaben (uncountable)

A paraben, the butyl ester of p-hydroxybenzoic acid, used as an antifungal preservative in cosmetics.

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