Well, let's have a look. A submarine, ice-chair, robot, cannon, helicopter, water-bike, plane, bicycle, helicopter, unicycle, submarine, comb. Which of these exactly is an 'invention' (something that has not existed before)?
as for the vehicles... i guess if you have no family, no loved ones, and don't care whether you get crippled or drown or whatever, then these are great ideas.
Ding Shilu, an automobile mechanic, sits in his self-made aircraft. The aircraft which weights about 130 kg (287 lbs) and made of recycled materials including three motorbike engines and plastic cloth, cost about 2600 yuan ($395).
Well, let's have a look. A submarine, ice-chair, robot, cannon, helicopter, water-bike, plane, bicycle, helicopter, unicycle, submarine, comb. Which of these exactly is an 'invention' (something that has not existed before)?
as for the vehicles... i guess if you have no family, no loved ones, and don't care whether you get crippled or drown or whatever, then these are great ideas.
as for the vehicles... i guess if you have no family, no loved ones, and don't care whether you get crippled or drown or whatever, then these are great ideas.
@Norm101 ...or a weird quad;)