Carburator, also spelled as carburetor, is a device found in internal combustion engines that mixes air and fuel for optimal combustion. Some synonyms for carburator include carb, fuel mixer, vaporizer, fuel atomizer, and air-fuel mixer. Depending on the context, other possible synonyms for carburator may include throttle, accelerator, or even engine. Carburators are becoming less common in modern automobiles, as electronic fuel injection is becoming the norm. However, some classic car enthusiasts still prefer the old-school charm and simplicity of carburated engines. Regardless of the terminology, engines require a precise mixture of air and fuel to operate properly and efficiently.