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.
Ingredients Descriptions and Photos. (Liquid Smoke Flavor) Liquid smoke flavoring is made from either mesquite or hickory wood, which has been externally heated in a retort (oven) to the point where it begins to char and decompose.