To bring a pot of water to a boil.
Place the pot with the water on the stove and turn the stove up to the highest heat. Let the water heat up until there is a constant stream of large bubbles disturbing the water.
Place the pot with the water on the stove and turn the stove up to the highest heat. Let the water heat up until you hear a low thrumming noise, and the water turns a light green color.