preservative

Thimerosal was dropped as a preservative in MMR vaccines in 1999, but since then autism rates have skyrocketed.

"Doa Estefania, have no fear; you possess an infallible preservative," exclaimed the cappellan.

It is frequently desirable to detect formalin, which is the most common preservative added to cow's milk.

I rolled the body of the faithful creature in a kind of preservative earth and then in an outer covering of bark.

Food which contains this preservative will be so labeled and should not be given to children or people with weak digestion.

It689 has been highly recommended as a preservative against scarlet fever.