Salt started out more than 5, 000 years ago as a simple preservative.
McDonald's French fries, for example, which have repeatedly proven their hardiness to spoilage, contain citric acid as a preservative.
For example, in virtually every language but English, "preservative" is something you might need on a romantic date but wouldn't want to find in your peanut butter.
This kind of instant noodle is preservative-free.
Salt consumption and its price skyrocketed around 2000 B.C. when it was discovered as a food preservative.
This mild allergic reaction is often blamed on preservative chemicals called sulphites, but they are responsible for only an eighth of cases.
It is used as a preservative in certain acid food products.
They add flavour and act as a preservative but they can be present even in foods you don't expect or are labelled in ways that you don't recognise.
A liquid preservative applied to artwork, such as watercolor paintings or charcoal drawings.
No. The preservative interferes with the test.
Meeting the vaccine needs of all countries in a preservative-free single-dose format, as opposed to multi-dose presentations, would require a significant increase in manufacturers' filling capacity.
The smell of preservative lingers in the air.
But you can still do your bit for the environment and for the health of little ones by handing out preservative-free candy.
In their presentation, the authors hypothesize that thiomersal, a mercury-containing preservative may be the cause of the association.
