Bioethanol has the lowest carbon emission when compared to any other fire. Biofire, which is known to be carbon neutral is a quick and simple way to do your part for the environment. Bioethonal fires (also known as biofires) produce no odor or smoke when the fire is running. Without the smell of gas and with no smoke, a biofire is the prefared fireplace. A Biofire has the benefits of a gas fire, being a real life flame, and the benefits an electric fire, being, no chimney or smoke, and creates the perfect fireplace.