TEEX Hazmat Technician exam with 100% correct answers 2025

TEEX Hazmat Technician

Bags correct answers- Typically contains up to 100 lbs
- Tote bags may contain up to 500 lbs
-Contains: Explosives, toxics, corrosives, pesticides, insecticides,
oxidizers, & flammable Materials
- Hazard Classes: 1, 4, 5, 6, 8, & 9
- Examples: Cement, Fertilizers, & pesticides

Carboys correct answers- Generally doesn't exceed 20 gal
- Glass or plastic bottles encased in outer protective packaging
- Contains: toxics, acidic or caustic corrosives, and water
- Hazard Classes: 1, 3, 5, 6, 8, & 9
- Examples: Sulfuric Acid, Hydrochloric acid, Ammonium Hydroxide

Cylinders correct answers- Generally will not exceed 1,000 pounds
of water capacity
- Internal Press: A few psi to several hundred
-Contains: Toxics, Corrosives, Pesticides, Insecticides, Oxidizers, &
Flammable Materials
- Hazard Classes: 2, 3, & 6
- Examples: Aerosol Containers, Cleaners, Lubricants, Paints, &
toiletries

Non-Insulated Cylinders:
- Contains: Acetylene, Gaseous Nitrogen, LPG or Oxygen

Cryogenic Cylinders:
- Hazard Class: 2
- Examples: Argon, Helium, Nitrogen, & Oxygen

Drums and Barrels correct answers- Generally wont exceed 55 gal
- Open Head Drum: removable head
- Closed Head Drum: two openings, one 2in & 1 0.75in that are closed
with plugs
-Contains: Toxics, Corrosives, Pesticides, Insecticides, Oxidizers, &
Flammable Materials
- Hazard Classes: 1, 3, 4, 5, 6, 8, & 9
-Examples: Lubricating Grease, Caustic Powders, Hydrogen Peroxide,
Poisons & Solvents

Ton Containers correct answers- Max Capacity: Transport 1 ton
- Internal Pressure: 100-500 psi
- Possible Contents: Liquified gases & some nonflammable gases
- Moderate BLEVE Potential

,- Hazard Class: 2.2 (anhydrous ammonia) & 2.3 (Poisonous Gas)
- Examples: Chlorine, Sulfur Dioxide, Phosgene, & Anhydrous Ammonia
- Other Information:
-- Convex design usually contains refrigerant gases
-- Concave usually contains Chlorine, Phosgene & other gasses

Flexible Intermediate Bulk Containers correct answers"Super Sacks"
- Capacity: 500 - 5,000 lbs
-Possible Contents: Solid materials including explosives, flammable solids,
oxidizers, and organic peroxides, poisons, & corrosives
- Hazard Classifications: 1.5, 4, 5, 6, 8, & 9
- Examples: Fertilizers, Pesticides, Caustic Powders, & Water Treatment
Chemicals

Rigid Intermediate Bulk Containers correct answers- Capacity: 300-500 gal
- Possible Contents: Liquid materials including corrosives
- Hazard Classes: 8 & 9
-Examples: Acrylic Acid, Butyric Acid, Hydroic Acid, Sodium Aluminate,
Asbestos & Sulfur

Rigid Intermediate Bulk Containers (Portable Tanks/Totes) correct answers-
Capacity: 300-500 gal
-Possible Contents: Liquid Materials, including flammable &
combustible liquids, oxidizers, & corrosives; non-hazardous liquid
materials
- Hazard Classes: 3, 5.1, & 8
- Examples: Liquid Fertilizer, Pesticides, & Food Grade Commodities

Portable Bins correct answers- Capacity: May be more than 3 tons
- Possible Contents: Liquid materials, including corrosives & class 9
materials
- Hazard Classes: 4.3, 8, & 9
- Examples: Liquid Fertilizers, Pesticides, & Food Grade Commodities

MC-306/DOT-406
(Non-Pressure Liquids Tanks) correct answers- Generally won't exceed 9,000
gal (3+6= 9)
- Hazard Classes: 3, 4, 6, & 9
- Mild to Moderate BLEVE potential
- Examples: Gasoline, Fuel oil, alcohol, & other flammable and combustible
liquids
- Oval ends, underbelly outlets, and rollover spill rails on the ceiling
- Emergency shutoff on the driver side front of the trailer

MC-307 (Low Pressure Chemical) correct answers- Generally won't exceed
6,000-7,000 gallons
- Pressure ranges from 18-40 psi
- Hazard Classes: 3, 6, 8, & 9
- Possible Contents: (Flammable & Corrosives)
- Moderate BLEVE potential

, - Round Cylindrical or Horseshoe shape

MC-312 (Corrosive Liquid Tank) correct answers- Generally won't exceed
6,000 gal
- Pressure Ranges from 35-50 psi
- Hazard Class: 3, 5, 6, 8, & 9
-Possible Contents: Liquids (Toxic, corrosives, pesticides, insecticides,
oxidizers, & flammable materials)
- Moderate to High BLEVE potential
- Examples: Sulfuric Acid, Chlorosulphonic Acid, & Hydrofluoric Acid
- Easily identified by small, round, horseshoe ends

MC-331 (High Pressure) correct answers- Generally won't exceed 11,500
gal except border states (17,500 gal)
- Pressure Range: 100-500 psi
- Hazard Class: 2
- Possible Contents: Gases (Flammable, Toxic, Corrosives, & Oxidizers)
- High BLEVE potential
- Examples: LPG & Anhydrous Ammonia

MC-338 Cryogenic Liquid Tank correct answers- Generally wont exceed
8,000-10,000 gal
- Pressure Range: 25-500 psi
- Hazard Class: 2
- Possible Contents: Cryogenic Liquids
- High BLEVE Potential
- Examples: Liquid Oxygen, Liquid Nitrogen, & Liquid Carbon Dioxide

- Notes:
-- Tank within a tank
-- Dished ends
-- Valves found in the compartment on back of tank

Dry Bulk Cargo Tanks correct answers"Hopper Trailer"
- Maximum Capacity: 1,500 cubic feet
- Pressure Range: Rarely exceeds 22 psi
- Hazard Class: 5, 6, 8, & 9
- Possible Contents: Solids (Toxics, Corrosives, Oxidizers, & Flammable
Materials)
- Explosion Hazard
- Examples: Calcium Carbide, Ammonium Nitrate, & Plastic Pellets

Compressed Gas Tube Trailer correct answers"Tube Trailers"
- Capacity Varies
- Pressure Range: 3,000-5,000 psi
- Hazard Class: 2
-Possible Contents: Gases (Toxic, Corrosives, Pesticides, Insecticides,
Oxidizers, & Flammable Materials)