← The Boy Mechanic, Book 2: 1000 Things for Boys to Do, Volume 3
Chapter 37
A Dropper and Cork for Medicine Bottles
A convenient way to accurately drop medicine and liquids without any other appliance than the cork is the following: Simply burn or puncture a smooth hole in the cork as shown. Pull the cork out slightly when the liquid is to be dropped, and when this is done, push the cork in and the bottle is sealed.