Heat.
My understanding was you can get Botulism from ANY improperly canned foods, meaning the seal was not air-tight.
in a cool dry place
yup
It's just an aging process. Many home-canned foods may darken with time but this usually does not effect quality or safety of the food.
Kiwi can be canned as part of a jam. There is a recipe for strawberry-kiwi jam at the National Center for Home Food Preservation (NCHFP) website.
put salt on it
You can usually buy temporary filling kits from the chemist/pharmacy but they are not a permanent solution.
NO as in heck NO
They will spoil. There are no preservatives in home canned preserves.
Apple launched the Macintosh computer for home use in 1984.
well i would say that it would be mac and cheese.
If you have to ask, don't eat it.