IDRL 308 Chapter 5 Exam Questions And Answers | Verified | 2026

IDRL 308 Chapter 5 Exam Questions And Answers | Verified | 2026 Hydraulic fracturing - answer-Process injecting fluid under high pressure to extract petroleum Fracking chemicals - answer-Mixture of water, sand, and various harmful substances Chemical hazards - answer-Substances causing harm to human tissue or physiological functions Toxicity - answer-Ability of a substance to cause injury Local toxicity - answer-Reaction at the point of contact with a harmful substance Systemic toxicity - answer-Harmful reaction in a body area other than the point of contact Acute toxicity - answer-Immediate harm from exposure to a chemical Chronic toxicity - answer-Long-term harm caused by exposure to a substance Latency period - answer-Time between exposure to a chemical hazard and symptom development Oral LD50 (rat) - answer-Lethal dose of a substance for rats via ingestion Contact dermatitis - answer-Skin inflammation from exposure to irritants or allergens Rubber accelerators - answer-Chemicals in latex gloves causing allergic reactionsAllergic reactions - answer-Immune response causing symptoms beyond the point of contact Occupational diseases - answer-Illnesses resulting from workplace exposures over time PPE - answer-Personal protective equipment like gloves or masks LD50 - answer-Dose at which 50% of animals die shortly after ingestion Acute Toxicity - answer-Immediate harmful effects from a single exposure