Chillum, on the other hand are straight conical pipes that have been in usage in India from time immemorial. They are mainly designed and shaped to fit perfectly in the hands, and are very easy to use, thus considered by many smokers. Chillums do not employ water purification; thus, smoke goes through the pipe from the ashes of the burning substance to the mouthpiece. https://www.mokshabongs.com/Step-by-Step-Guide--To-Buy-Mini-Bongs-in-India