In the below link you can find a head being developed for use in Africa by the university of Cranfield UK.
I don't know what the final dimensions will be but might be interesting for a boat.
We are never finished applying new technology to a millennia old problem
In the below link you can find a head being developed for use in Africa by the university of Cranfield UK.
I don't know what the final dimensions will be but might be interesting for a boat.
We are never finished applying new technology to a millennia old problem