No one is working alone in the laboratory with hazardous or dangerous chemicals. Refrigerators are properly labeled with contents inventoried on door. Desktops are neat and clean.
Lab is free from scraps of paper, dirty equipment, paint and chemical spills.
Waste containers are properly labeled. Waste material is not stored or accumulated on floors, in corners or under shelves and tables. Fume hoods have proper direction of airflow. Emergency phone numbers are posted in the lab. First aid supplies are stocked in kit.