
Step 2: Buck, Split, Fill
First I cut the red oak to slightly less than the length of the coffee can, then I split it till it was roughly 3/4″ thick.
The thickness was somewhat arbitrary. I wanted as much surface area as possible.
I then filled the can as much as I could, and covered it with aluminum foil. I put a small hole in the aluminum foil to allow moisture, and eventually wood gas, to escape.
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