Use filtered or distilled water
Boil the water once or twice, then let it cool
Fill an insulated cooler with the water
Leave the cooler lid off
Freeze...
Let the oil cool completely
Pour the cooled oil into a sealable container
Use a non-recyclable container if possible, such as the original bottle or a...
Gather a sharpening stone or knife sharpener, a damp cloth, and water or honing oil if required
Clean and dry the knife before sharpening
Identify the...
Let the oil cool completely
Pour cooled oil into a sealable container
Seal the container tightly
Throw the sealed container in the trash if local rules allow
Mix...