This is a very inspiring story. I was struck by the following:
"Mr Sawhney...said up to 70% of the world's population do not have access to electric washing machines."
As someone who belongs to the 30% (as I suspect are the vast majority of HN), it's a humble reminder how much we take for granted - even with common appliances.
The latest video from the Washing Machine Project channel on YouTube shows the machine in operation. The drum is angled during washing. It then moves to a vertical position and the drum spins faster to rinse the washing while water collects below the drum: