... , rolling, pressing, rolling, cutting and other mechanical injury job shop, set the "Beware of mechanical wounding." Safety signs l hand in easily ... "must wear protective glasses."l more than 85dB in the noise of the workshop, set "must wear ear protection devices."l Easy ... , such as "119", "fire hydrant", "eye wash stations," and so on, affixed note logo.5, Pipeline logo in a variety of ...