Basic Candle Canning

This website is a good place to start if you'd like a free overview of making your own candles at home. To be sure, making candles is not a fast
home craft. But for those of us in the country, winter evenings are always a
good time to start these projects!

About.com

Of course if you don't have the time to make your own, you can always buy them online...
McCall's Candles

New scents just in for the spring! Perfect candles for gifts.

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The history of candle canning

I found this fascinating article on the history of canning today. Part of
the tradition of McCall's candle canning.

ABOUT CANNED FOOD: WHENCE IT CAME:
THE HISTORY OF FOOD CANNING

See also: Facts & Trivia: Cans; Can Openers; Canned Food.
Kitchen Tips: Shelf Life
Quotes about: Canning; Can Openers.

The canning process dates back to the late 18th century in France when the
Emperor Napoleon Bonaparte, concerned about keeping his armies fed, offered
a cash prize to whoever could develop a reliable method of food
preservation. Nicholas Appert conceived the idea of preserving... read more
here
http://www.foodreference.com/html/artcanninghistory.html