a. hazardous chemicals that are present or may be present in the workplace; the names of these chemicals; the risk they represent to the employees’ health and safety; and applicable limit values for these chemicals, b. use of the substance index, c. conducted risk assessments and significant changes to the same, d. correct use of the work equipment employed, e. necessary protective measures for the safe execution of the work, and f. handling of operational disturbances and possible emergencies.