Polyether foam, also known as Ether, is a flexible, open-cell type of polyurethane foam that has a near-infinite amount of applications due to the following characteristics: 1  Compressibility.olyether foam, also known as Ether, is a flexible, open-cell type of polyurethane foam that has a near-infinite amount of applications due to the following characteristics: 1  Compressibility.
The smoke comes from flavor woods in the form of chips, chunks, pellets or dust. Each of these forms of wood used for smoking is suited for a range or a particular type of smoking appliance. It all depends, you can put it in a dedicated smoker box, pan, hot plate or over burning coals.
You can also make your own smoker box. Hereâs how: Place drained wood chips in a foil pan, cover with aluminum foil, and poke holes in the foil to allow the smoke to escape. Place the pan directly on the bars over an unlit burner or two, preferably in a back corner. Put the cooking grates in place.