Exhaust: Have you ever sold used cars? According to all the hype and panic among all of the climate change experts we only have 11 years or so before we get the final fault code on climate changes and the whole world shuts down, That gives you about 5 to 6 years t0 pay back all of your investors with the highly touted and anticipated (or constipated) Exhaust 0 emission lift truck you keep talking about. if you want to really want to save the planet get this equipment up and running before 2026. If it works we will all be working for you, I just hope my paycheck does not bounce.