These days, there are all kinds of ways to smoke marijuana and you can learn about them with nothing more than a simple internet search. Standard practice is smoking out of glass of course, but there are indeed many ways to get the job done. For instance, materials like plastic make great make shift bongs but should not be used over long periods of time. The reason for this is that it is just not as durable as glass and one can end up actually smoking a miniature amount of plastic if enough time is put in to one individual plastic bong. So make sure that you change out your plastic bongs very often if you do choose to go that route rather than the more standard glass route. Getting Started First off, there are a couple of things that you will need to get started. A gravity bong works great when using any large plastic container. The most readily available of these are two liter soda bottles and gallons of milk. Once all the liquid is gone from the container, just simply cut off the bottom of it. This is the ideal shape for the gravity bong which can really push hits down in to your lungs for an epic hit. Once you have your bong fabricate, you will need to fit the corresponding cap with a nut through the use of a lighter...