Bongs have been a favorite with avid smokers since their arrival. Unlike cigarettes or wooden pipes, they filter the smoke before letting it reach your mouth, resulting in clean, cool, filtered smoke that tastes and feels great. When you see these devices for the first time, they resemble something out of a chemistry lab. But no sooner do you start using them than the experience wins you over. The best part is that bubblers come in various sizes and designs. Take, for example, the small bong. It performs all the functions of a regular-sized bong. But what differentiates it is…