Replacing some of the fuel with a smaller amount of water won't increase unburnt HC emissions, it actually decreases them.
Quote:
Originally Posted by teoman
Piston engined aircraft are a very luxurious hobby around here  |
Not just hobby, they're still widely used for commercial purposes here. Most of the cropdusting aircraft, which are common especially in rice, corn, soybean and sugarcane plantations, run ethanol on piston engines.