ZERO EMISSION

Repair or maintenance of measuring or testing machines and instruments; Repair or maintenance of apparatus for evaluating or testing performance of fuel cells; Repair or maintenance of power distribution or control machines and apparatus; Repair or maintenance of rotary converters; Repair or maintenance of phase modifiers; Repair or maintenance of battery chargers; Repair or maintenance of battery state of charge indicators; Repair or maintenance of recharging stations for automobile batteries; Repair or maintenance of batteries and battery cells; Repair or maintenance of automobile batteries; Repair or maintenance of fuel cells; Repair or maintenance of recharging batteries; Repair or maintenance of rechargeable batteries; Repair or maintenance of starters for motors and engines, AC motors and DC motors, not including those for land vehicles but including parts for any AC motors and DC motors; Repair or maintenance of AC generators and DC generators; Repair or maintenance of generators used in cogeneration systems; Repair or maintenance of power generators; Repair or maintenance of electric wires or cables; Repair or maintenance of electrodes; Repair or maintenance of magnetic cores; Repair or maintenance of resistance wires