NO! A beer bong is the home-made pressure release valve (basically two straws and a cover) placed on top of a long neck to effectively shotgun the long neck. The thing with the tubing and a funnel is a funnel...in case you couldn't get the connection.
Once you release your thumb from the shorter straw on the beer bong, the pressure releases, causing air to rush into the long neck and force beer out like a fire hose.
A device made for the express reason of drinking mass quantities of beer quickly. Most easily created using a two-liter bottle and 24 inches of rubber hose. Cut the bottle in half and attach the hose to the neck of the bottle with duct tape. This way, one can pour in many beers at once, and also mark off the levels of the successful beer bongs. No need to "trap the foam off": just drink 'til the foam comes, and then blow it out.
A Beer Bong is a Funnel that is connected to a tube. Pour Beer into the Funnel. Once the Beer settles into the Funnel and Tube and most of the foam has evaporated, put the Tube into your mouth and gavity will force the beer into your mouth. Open your throat of just chug fast to empty the Funnel and Tube (Beer Bong) Head Rush Beer Bongs are the most popular Beer Bongs in the world. Head Rush Products has several different types of Beer Bongs including the Bongzilla, which is a Pole mounted, 6 person Beer Bong.