
Assuming dyson is required, the following result was found.
I love technologies that replace conventional methods and thought processes. In this video, Sir J. Dyson demonstrates a new type of fan which uses a fraction of the energy of normal fans. In the UK, we may not need air conditioning as much as other...

bc1qf6elrdxc968h0k673l2djc9wrpazhqtxw8qqp4
0xb038962F3809b425D661EF5D22294Cf45E02FebF