Not bad, not great, but not bad at all. Good idea with the science lab bowl but my use for it is 100 X better (see thread). Also I'de lower the water level a bit.
stothelutz Reviewed by stothelutz on . Propel Bottle Bong hey. Here's my first ever homemade bong. (pics attached) Materials: Gatorade 'Propel' Bottle Middle piece/tube of a ballpoint pen Glass funnel from Chemistry lab Glue Gun Rating: 5