it powers his homemade washing machine and pumps the water from a nearby bogle. thanks to. his invention isn't just environmentally friendly it also saves a lot of time and labor. when there's no wind he uses a stationary bicycle to pump water that was his 1st invention. at home we don't use power from the national grid we can hanna's energy from the sun not you and the sun is free is the power of nature you don't have to pay anything all you need to do is get the parts that can fight sun into power and install them and you're protecting the environment it was amazing you. managed to be a has installed the solar cells on his roof. this so let's talk is another of his inventions. the prolific innovator shares his knowledge and passion with as a few years ago he co-founded the tender social innovation center in the city of i will show here he and other staff members of our what shops and develop new ideas like using recycled materials to construct a wheelchair project manager john is here every day he and bernard can we are regularly consult on technical issues. which are inn