Recycle Wine Bottles into Drinking Glasses
While recycled glassware made from used wine and beer bottles can be purchased just about anywhere these days, a little voice inside your head must have wondered, "How difficult can that be?" Here's your chance to find out. You'll need to acquire a fair amount of hardware, some safety gear, and-since you'll be using a tea light in lieu of a full-blown forge-no small amount of patience.
Warning: Beware of insanely sharp edges. ::Instructables
Difficulty level: Moderate