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- Any -   Internal combustion alternate fuel technician - propane (ICE-P)   Internal combustion alternate fuel technician- natural gas (ICE-NG)   Petroleum equipment mechanic 1 (service and maintenance ) PM.1   Propane Cylinder Inspector (PCI)   Propane Truck Operator (PTO)  Construction Heater Operator 1 (CH-01)  Construction Heater Operator 2 (CH-02)  Construction Heater Operator 2 (CH-02) NG  Construction Heater Operator 2 (CH-02)-T  Construction Heater Service and Maintenance Technician Level 1 (CH-SM1)  Contractor helper (PMH)  Domestic Appliance Technician (DA)  ED CONTINUING EDUCATION   ED SAFETY TRAINING  FS SAFETY TRAINING  G.1  Gas Piping Fitter (GP)  Gas Technician 1 (G1)  Gas Technician 1 (G1)-GAP  Gas Technician 2 (G2)  Gas Technician 2 (G2) CO-OP  Gas Technician 3 (G3)  Gas Utility Technician 1 (GUT-1)  Gas Utility Technician 2 (GUT-2)  Heater Service and Maintenance Technician Level 2 (CH-SM2)  Industrial Maintenance Technician (IMT)  Internal combustion alternate fuel technician- natural gas (ICE-NG)  Internal combustion alternate fuel technician-industrial equipment (ICE-IE)  Internal combustion alternate fuel technician-industrial equipment - natural gas (ICE-IE-NG)  Internal combustion alternate fuel technician-industrial equipment - propane (ICE-IE-P)  LP  OBT-1  OBT-1 GAP  Oil Burner Technician 2 (OBT 2)  Oil Burner Technician 3 (OBT 3)  Oil pipe fitter (OP)  Operating Engineer Second Class - Standardized  Operating Engineer Third Class - Standardized  Petroleum equipment mechanic 1 (service and maintenance ) PM.1  Petroleum equipment mechanic 3 (aboveground installation) PM.3  Petroleum equipment mechanic 4 (small aboveground tank installer ) PM.4  PM.2  PM.3  PMH  Propane Plant Operator 1 (PPO-1)  Propane Plant Operator 2 (PPO-2)  Propane Plant Operator 3 (PPO-3)  Recreational Vehicle Technician 1 (RV1)  Recreational Vehicle Technician 2 (RV2)  Refrigeration Operator - Class B  Roofing Equipment Operator (RE-O)  Roofing Equipment Operator (RE-O) (Pending)  Site Operator (SO) Construction Heater Operator 1 (CH-01) Construction Heater Operator 1 Torch (CH-01-T) Construction Heater Operator 2 (CH-02) Construction Heater Operator 2 (CH-02)-T Crop dryer technician (CDT) Domestic Appliance Technician (DA) ED CERTIFICATE EDM-A ED CONTINUING EDUCATION ED EMERGENCY EVACUATION TRAINING ED SAFETY TRAINING G.1-GAP Gas Piping Fitter (GP) Gas Technician 1 (G1) Gas Technician 2 (G2) Gas Technician 3 (G3) Gas Utility Technician 1 (GUT-1) Industrial Maintenance Technician (IMT) Internal combustion alternate fuel technician - propane (ICE-P) Internal combustion alternate fuel technician-industrial equipment - natural gas (ICE-IE-NG) Internal combustion alternate fuel technician-industrial equipment - propane (ICE-IE-P) Liquid propane fitter (LP) Operating Engineer Fourth Class - Standardized Petroleum equipment mechanic 2 (underground installation ) PM.2 Recreational Vehicle Technician 1 (RV1) Roofing Equipment Operator (RE-O) SKI LIFTS CONTINUING EDUCATION Steam Traction Operator