There are many reasons why smoking is so popular in spite of the health hazards it carries. First reason is that when you burn a cigarette it emits a highly addictive element called nicotine. Once you start smoking regularly your body gets used to it.
Homemade pipes and bongs are generally the first thing many people smoke out of in their budding stoner-careers. They can be as simple as an apple or pen pipe, or as extravagant as some of the pipes listed below.