MODULE 1 UNIT 3 Basic Hazardous Materials Terms

MODULE 1 UNIT 3 Basic Hazardous Materials Terms 1

Unit 3 Learning Objectives At the conclusion of this unit the student will define the terminology used for appropriate assessment of a hazardous material. The Student will use learned terminology when referencing resource books for further assessment. 2

Student Performance Objectives • Describe three physical states of matter • Describe the terminology related to material characteristics. • Describe the terms “lower explosive limit” and “upper explosive limit”. • Describe the process used to identify the “p. H” of a material. • Describe the reactivity terms of materials. 3

Terminology • • • Physical Properties Terms Flammability Terms Corrosivity Terms Toxicity Terms Reactivity Terms 4

Physical Properties Terms • • • Physical State Appearance Boiling Point Chemical Reactivity Melting Point 5

Physical Terms (cont. ) • • Water Solubility Specific Gravity Vapor Density Vapor Pressure 6

Flammability Terms • • Auto-ignition Temperature Flash Point Lower Explosive Limit Upper Explosive Limit 7

Corrosivity Terms • • Corrosive/Corrosive Material p. H Acid Alkali (Base) 8

Toxicity Terms • • • Toxicology Acute Effect Chronic Effect Allergic Reaction Asphyxiant 9

Toxicity Terms (cont. ) • • Carcinogen Irritant Sensitizer Convulsant 10

Toxicity Terms (cont. ) • • • LC 50 LD 50 TLV TWA PEL STEL • C • IDLH • Toxic Products of Combustion 11

Reactivity Terms • • • Explosive Pyrophoric (Air Reactive) Polymerization Water Reactive Hypergolic 12

Unit 3 Review Quiz 13