25 grams. Grilled fish, a special food which originated in Wuxi County of Chongqing and developed in Wanzhou, consumes 25 grams of solid alcohol at a time. Solid alcohol is not solid alcohol (the melting point of alcohol is-1 17℃, and it is liquid at room temperature). Calcium acetate is added to industrial alcohol to make it into a solid form, which is convenient to use, transport and carry, and has less environmental pollution when burning, and is safer than liquid alcohol. As a solid fuel, it is widely used in catering, tourism and field work.