How to Make a Test Tube #10

Last (close window) Next


If you got to this point from step #7 or #8, great— you are done. If the glass in either event looks obviously thicker than the general wall thickness, you probably need to go back to step #1 and start again. It's possible to reheat this and try again, but often the glass is so overworked at this point it will never smooth out properly. If this is the situation, it is best to remove this end piece and try again from Step #1

10 of 10