Buddy Burner
...lower temperature than the cardboard, so the cardboard should last a long time. UPDATE – 7/1/08 Reader Michael writes: “Hey! I love your site. But some thoughts on Buddy Burners! I made SOOOO many of these as a kid growing up (Mormon, y’know?), but they are not safe anymore. Most aluminum cans are now fully lined with plastics and other coatings (to prevent botulism, yay!) but they cannot be burned (boo!). Please please please do not suggest peop...