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In winter, because of low temperature and cold water, when you are washing something, your hands will be freezing, and it will hurt your skin. This product can help the hands not to contact with the water, and can also prevent chilblain. So you can wash the rice more confortable and convenient.
First, you should take the rice into filter screen, and then put into some water, next, using the muddler which is used to wash rice stir up and down, and then surround in the rice. When the water became cloudiness, revolve the device in the bottom, make the drain hole open, let the sewage flow out from the bottom.
Nanjing Forestry University
Ning Wang Shuna Xu Jinjing Yang Zhuyi Hang