Which of the following definitions describes a chemical hazard?

• Microorganisms, such as bacteria, fungus, mold, or viruses that can cause illness
• These hazards can lead to injuries to the joints or muscles by way of heavy, frequent lifting, repetitive tasks
• Can be present in dust, fumes, liquids, solids, mists, vapors, or gases of products used at a site or released during a construction job
• The most commonly thought of hazards for construction