Mister Zundt says the vehicle releases only water vapor and is "totally clean."
VOA: special.2009.09.07
"All what we've been able to gain in the past with the access to clean water, expanded immunization programs were totally reversed with the HIV/AIDS epidemic in Africa.
VOA: special.2011.07.20
And come up totallyclean on the review of the rat safety data.
Equally some electric vehicle owners have been able to recharge their cars with solar panels, which means their emissions are practically zero (although the emissions involved with actually constructing the solar panels and the cars will mean that no cars are ever totallyclean).