Marathon Petroleum Light Cutter

2.1 Classification of the substance or mixture

OSHA Regulatory Status This chemical is considered hazardous by the 2012 OSHA Hazard Communication Standard (29 CFR 1910.1200) Flammable liquids Category 3 Acute toxicity - Inhalation (Dusts/Mists) Category 4 Skin corrosion/irritation Category 2 Germ cell mutagenicity Category 1B Carcinogenicity Category 1A Reproductive toxicity Category 2 Specific target organ toxicity (single exposure) Category 3 Specific target organ toxicity (repeated exposure) Category 2 Aspiration toxicity Category 1 Acute aquatic toxicity Category 1 Chronic aquatic toxicity Category 1

2.3 Other hazards

Static accumulating flammable liquid May release hydrogen sulfide gas

2.2 Label elements

EMERGENCY OVERVIEW Danger FLAMMABLE LIQUID AND VAPOR May accumulate electrostatic charge and ignite or explode May release highly toxic hydrogen sulfide gas that quickly fatigues the sense of smell May be fatal if swallowed and enters airways Harmful if inhaled Causes skin irritation May cause drowsiness or dizziness May cause genetic defects May cause cancer Suspected of damaging fertility or the unborn child May cause damage to organs (thymus, liver, spleen, bone marrow, blood) through prolonged or repeated exposure Very toxic to aquatic life with long lasting effects Appearance Clear to Brown Liquid Physical State Liquid Odor Hydrocarbon

Prevention

Obtain special instructions before use Do not handle until all safety precautions have been read and understood Keep away from heat/sparks/open flames/hot surfaces. - No smoking Keep container tightly closed Ground/bond container and receiving equipment Use explosion-proof electrical/ventilating/lighting/equipment Use only non-sparking tools. Take precautionary measures against static discharge Do not breathe mist/vapors/spray Do not eat, drink or smoke when using this product Use only outdoors or in a well-ventilated area Wash hands and any possibly exposed skin thoroughly after handling Wear protective gloves/protective clothing/eye protection/face protection Avoid release to the environment

Response

IF exposed or concerned: Get medical attention IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water/shower If skin irritation occurs: Get medical attention Wash contaminated clothing before reuse IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing Call a POISON CENTER or doctor if you feel unwell IF SWALLOWED: Immediately call a POISON CENTER or doctor Do NOT induce vomiting In case of fire: Use water spray, fog or regular foam for extinction Collect spillage

Storage

Store in a well-ventilated place. Keep container tightly closed Keep cool Store locked up

Precautionary statements

Disposal Dispose of contents/container at an approved waste disposal plant