which is a potential danger to people and wildlife in the water, a jet drive boat has its engine inside the hull which then ...
His latest creation is a racing paddle boat, but its performance left [Ivan] with a need for speed. Cue the development of the 3D printed water jet engine (YouTube link, embedded below).
Donald Campbell CBE tried for the 300mph World Water Speed Record on Coniston Water in Bluebird K7 before it ended in tragedy ...