Pay attention to cleanliness with explosion -proof hands. Explosion -proof hand pulling gourds will not be cleaned up after use. These accumulated sediment and dust can cause serious impact and even damage to explosion -proof hand pour gourds. If the explosion -proof hand stubbuki is attached with sediment and dust on the surface, first of all, the senses feel that it is not very good -looking. There is also the inside of the sediment and dust entering the explosion -proof hand. The operation of the gears and shafts will be hindered. This is used for a long time. It will cause serious wear and damage to the internal components of the explosion -proof hand stubbu. The period of use will be greatly reduced.