Applications: 
 
•  Refineries, petrochemical and natural gas plants 
•  Metallurgical 
•  Chemical, medication 
•  Environmental protection 
•  Electricity, communications 
•  Fire protection 
•  Utilities 
•  Pulp and paper, printing 
•  Storage 
•  Sewage disposal 
•  Food, brewing 
•  Scientific research, education, homeland security 
 
Hazardous Location Classification: