| A | B |
| HAZMAT | Hazardous Materials |
| Hazardous Waste | Waste harmful to living things. |
| Simulation | An example of a real event. |
| Waste | Useless or worthless by-product. |
| Away | No such place. |
| Ph | Strength of acid or base. |
| Acid | H+ ions, sour taste, corrosive, electrolyte. |
| Base | OH- ions, bitter taste, slippery, corrossive, electrolyte. |
| Flammable | Ignites and burns. |
| Corrosive | Dissoloves metals, burns skins. |
| Toxic | Poisonous. |
| Reactive | Explosive or emmites toxic fumes. |
| Waste stream | All waste products produced. |
| Sanitary Landfill | Safe method of disposing of solids. |
| Incineration | High temperature burning of wastes. |
| Oxidizers | Provides oxygen. |
| Compound | Made of two or more elements. |
| Mixture | Substance separated by physical means. |
| Heterogeneous Mixture | Substances easily distinguished. |
| Homogeneous Mixture | Substances uniformily mixed. |