Yi Jiang
Profile
Campaigns
Campaigns I'm On
Drumi: The Foot Powered Washing Machine
by
Yi Jiang
The Drumi is a foot-powered washing machine that uses minimal amounts of water and no electricity.
Campaigns I'm Following
Drumi: The Foot Powered Washing Machine
by
Yi Jiang
The Drumi is a foot-powered washing machine that uses minimal amounts of water and no electricity.