Across
- 4. breathable gas that can cause explosion
- 8. field of chemistry about the relationships between the quantities of reactants and products before, during and after chemical reactions
- 9. something that can cause harm, danger, injury, or damage.
- 10. workplace safety procedure used to make sure machines are completely turned off
Down
- 1. rapid ignition
- 2. pellet resistor, used to detect flammable gasses
- 3. process of distributing fresh air
- 5. material or method used to stop or reduce the transfer of something
- 6. he process of connecting an electrical system or equipment to the earth to safely direct excess electrical current away
- 7. personal protective equipment