preservative

A non-natural substance used for preservation.

A chemical substance used for preservation.

A substance used to preserve wood.

A substance used to preserve food.

A man-made substance used for preservation.

A common phrase referring to substances added to food.

A common phrase referring to substances added to food, often in negative contexts (e.g., 'no additives or preservatives').

To have preservatives as an ingredient.

To use a preservative to protect something, especially wood.

To put a preservative substance onto a surface.