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.
The first flavored chips in the United States, barbecue flavor, were being manufactured and sold by 1954. In 1958, Herr's was the first company to introduce barbecue-flavored potato chips in Pennsylvania.