science safety
Across
- 1. never heat a ___________ or an object in a clossed container
- 7. ask a teacher if you're unsure of the __________
- 9. when using a razor blade or scalpel always cut material ____ from you, toward you, in your hand or perpendicular
- 12. horseplay, practical jokes, or pranks are _________
- 14. all chemicals should be disposed of ________ to teacher's directions
- 15. notify a teacher when a _______ erupts
- 16. _______ wash your hands after working with animals
- 18. never use lamps or other electrical _________ with frayed cords
- 21. when you finish working with chemicals, biological specimans, and other lad substances, always treat your hands with skin lotion, wash your hand _________ with soap and water, wipe your hands on a towel, wipe your hands on your cloths
- 22. when handling animals students should open cages only with ________, not tease or handle animals roughly, and report bites or scratches to the teacher right away
- 23. wear proper _________ when working with chemicals
- 26. never let _____ hang into sinks or other places where water can be found
Down
- 2. if you break glassware tell your ______ right away
- 3. never ____ over a flame or heat source
- 4. make sure no cord is lying on the _______ where someone can trip over it
- 5. if you get a chemical in your eye use the ______ right away
- 6. Loose clothing, dangling jewelry, and ______ should not be worn during a lab activity
- 8. before you leave the _________ room you should clean your work area and equipment, return all equipment to the proper storage area
- 10. wear _______ when working with glassware, sharp objects, chemicals
- 11. do not use broken or chipped glassware ______ these to your teacher
- 13. if equipment is not working stop, turn it off and tell the principal, your lab partner, your best friend in the class or the ________
- 17. never hurt a _______
- 19. when you get _______ tell the teacher at once
- 20. if you spill a __________ or get one on your skin or in your eyes tell your teacher right away
- 21. do not throw hot substances into the ______ wait for them to cool or use the container your teacher puts out for dissposal
- 24. long ______ should be tied back out of the way when doing a lab
- 25. the following activity is permitted in the laboratory chewing ___, eating, drinking