Electric scooters are environmentally friendly but pedestrian hostile. Without engine noise, walking people don’t know to look for a motor vehicle. Domino’s Pizza chain in The Netherlands chose to protect the environment, but rather than ignoring the safety issues they added engine noise in the most unique way… with a human voice making engine noise. Don’t miss this one, it will have you rolling (pun intended).

via – Discovery News – Dominos Pizza Engine Noise: Gotta-See Videos .