A bong (also conduit, billy, bing, or moof) is a filtration device generally utilized for smoking cannabis, tobacco, or another herbal substances. Within the bong shown inside the photo, the gas flows from the lower port about the left towards the upper port about the right.
In construction and performance a bong is just like a hookah, except smaller and also more portable. A bong may be made of any air- and water-tight vessel by adding a bowl and stem apparatus (or slide) which guides air downward to below level whence it bubbles upward ("bubbler") during use. To get clean air to the bong and harvest the very last remaining smoke, a dent called the "carburator", "carb", "choke", "bink", "rush" "shotty" "kick hole" or simply just "hole", somewhere on the lower the main bong above water level, is first kept covered through the smoking process, then opened to allow for the smoke being drawn to the breathing.
The saying bong is definitely an adaptation with the Thai word bong or baung, which refers to a cylindrical wooden tube, pipe, or container cut from bamboo, and this means the bong utilized for smoking.
Bongs will be in use with the Hmong, in Laos and Thailand, and over Africa for hundreds of years. One of many earliest recorded uses of the phrase under western culture is within the McFarland Thai-English Dictionary, published in 1944, which describes among the meanings of bong inside the Thai language as, "a bamboo waterpipe for smoking kancha, tree, hashish, or hemp-plant." A January 1971 issue of the Marijuana Review also used the definition of.