| http://www.w3.org/ns/prov#value | - n areas where corrosive chemicals are handled? q Are all containers, such as vats and storage tanks labeled as to their contents--e.g. CAUSTICS? q Are all employees required to use personal protective clothing and equipment when handling chemicals (i.e. gloves, eye protection, and respirators)? q Are flammable or toxic chemicals kept in closed containers when not in use? q Are chemical piping sy
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