How do we build a Manual water pump
i want to provide them with lots of pipes and things to build water "contraption "
We need a manual / foot pump - ....How do we build a water pump and with what items do we need?
We have access to a certain amount of junk, but happy to by new items and have access (shops) to almost anything that would be needed.
I do not want to use electrficity , batteries or compressed air to drive the pump - but foot power....Any idea's thx
Irfaan in Riyadh and Cape Town