5. Preventive maintenance is a scheduled activity and__________conduct of this detects tools and equipment that needs to be repaired and discarded., “6. Cleaning and making the tools and equipment ready for the next day after every use_________its life span”, ” 7. Equipment must be operated according to its operating________. “, 8. use defective equipment., 9. _________ is not limited for keeping track of tools and equipment but to the materials and products used in the nail care services., 10. An inventory does not end in writing all the materials, tools and products, but________ must be done afterward.