| http://www.w3.org/ns/prov#value | - The only foods that may be safely canned in ordinary boiling water are highly acidic food with a pH lower than 4.6, such as fruits, vegetables or other foods to which lemon juice or vinegar have been added.Equipment Required For Bottling Or Pressure-Canning: Bottles (better known as canning jars): The most popular sizes are pints and quarts.Lids and rings for the jars: The lids are best if they ar
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