Haris Sensor Technologies Pvt. Ltd. Offers Non-Poisonous Fuel Saver or additive. Haris Sensor Technologies Pvt. Ltd. Manufactures force, pressure, flow and digital indicators. This Non-Poisonous Fuel Saver is extracted by the pure natural special plant. It includes biological enzyme to divide the chain of HC molecule and improve combustion efficiency. The Non-Poisonous Fuel Saver gets dissolve in fuel and is nonpoisonous and will not burn. It saves fuel consumption up to 15% to 30%.