Outboard motor
Appearance
![](http://upload.wikimedia.org/wikipedia/commons/thumb/d/d2/Merc_50_hp.jpg/220px-Merc_50_hp.jpg)
An outboard motor is traditionally an engine that is used with boats. With those is no need for oars. An outboard motor can be an electric motor, which doesn't pollute at all.
An outboard motor is traditionally an engine that is used with boats. With those is no need for oars. An outboard motor can be an electric motor, which doesn't pollute at all.