Originally Posted by Paul Worth
That is the "Dreaded Red Liner". Make your intake holes first, then fill it with wood, start the fire, and point a leaf blower at the holes once the fire is going. If you're lucky, this will remove most of the liner. Of course, all this needs to be done outside, away from trees, houses, cars, etc. If you can get an unlined drum for three times the price you'll be better off.
Have plenty of beer on hand to do this
If ya have room, ya can lay it on it's side and after 1/2 hour or so,slowly roll so you are burning a different area.