Question: how to cut bottles for drinkware

  Options: 
 A. soak a piece of string in alcohol. wrap around the bottle at desired height and tie. Light string on fire, and allow to burn for a bit, before dipping in cold water. firmly tap against a stiff surface. sand edges with a light sandpaper
 B. soak a piece of string in activated charcoal. wrap around the bottle at desired height and tie. Light string on fire, and allow to burn for a bit, before dipping in cold water. firmly tap against a stiff surface. sand edges with a light sandpaper
Answer: A