in areas with toxic materials., Workers must wear a breathing mask when they work, because they can fall and hurt themselves., Workers use a ladder carefully, workers must leave the building safely., When the alarm rings in the factory, because they can be dangerous., Workers must be careful near the batteries in the machine, because it helps stop a fire quickly., The fire extinguisher is very important, before they enter the factory., Workers show their permit to the security guy, to protect their hands from chemicals., Workers wear gloves , because they can have an accident with transport., Workers must not use their pones on the walkways.

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