The pipe should be heated at the bottom of the bowl until a fine steam appears. This indicates you've reached the right temperature. Heating should then stop to avoid any burning. Get much purer results from your aromatic herbs with Eagle Bill's Glass Vaporizing Pipe! Eagle Bill's Glass Vaporizer Pipe is much loved for it's simple and basic design. It is a portable Pipe, All you must do to use it is simply heat underneath with a lighter, wait for the vapor and inhale. Eagle Bill's vaporize your favorite herbs without producing any harmful carcinogenic smoke.