Key Terms: Lab Safety

1. Any material that will burn.
5. One of a series of steps taken to accomplish an end.
9. A measure of the warmth or coldness of an object or substance with reference to some standard value.
11. The mass per unit of volume.
13. The ability of a measurement to match the actual value of the quantity being measured.
14. Alertness and prudence in a hazardous situation; care; wariness.
17. An act or instance of noticing or perceiving.
20. The amount of space measured in cubic units that an object or substance occupies.
21. An undesirable or unfortunate happening that occurs unintentionally and usually results in harm, injury, damage, or loss; casualty; mishap.
24. A scraped spot or area; the result of rubbing or scuffing.
25. The freedom from accidents.
26. The systematic investigation into and study of materials and sources in order to establish facts and reach new conclusions.
28. Something that serves to warn, give notice, or caution.
29. A sudden, urgent, usually unexpected occurrence or occasion requiring immediate action.

2. A test, trial, or tentative procedure; an act or operation to discover something unknown or test a principle or supposition.
3. The three conditions, fuel, heat, and oxygen, that must be present to produce a fire.
4. The type of energy that causes the temperature of an object or environment to rise.
6. Pieces of information, such as facts, statistics, or codes; an item of data.
7. The amount of space between two things, points, lines, etc.
8. To kill by electricity.
10. Safety equipment worn for protection against safety hazards in the work area
12. Liability or exposure to harm or injury; risk; peril.
15. An unavoidable danger or risk, even though often foreseeable.
16. A portable container, usually filled with special chemicals for putting out a fire.
18. A colorless, odorless reactive gas that is one of the three ingredients necessary for a fire.
19. To put out (fire or light); put out the flame of something burning or lighted.
22. The quantity of matter as determined by its weight.
23. Color used as part of a standardized coding system according to which each color conveys a specific safety message.
27. A manner, disposition, feeling, or position with regard to a person or thing; tendency or orientation