well im pro at pipes so gonna share with beginners of makers. Wooden pipe: need: wood pipe(such as bamboo) screwdriver thingy http://www.youtube.com/watch?v=Wt_4fU3zyVY&feature=related you can see that in the video(metal thingy) knive how to make: take bamboo and make one side open. then make a hole(bout 1 inche from the opened side) put the metal thingy in the hole. thats all. you can used can to make filter or watheva. sorry bout bad(really bas)english.so for apologise i maked a picture: can make a pvc pipe.same but use pvc pipe or pvp. i pefer wooden cuz it doesnt melt and dont have strange smell.
this is a bubbler with a bowl carved from plum wood. the body is 3 sections of bamboo. oh and a piece of gum