Safety Rules Flashcards Preview

Chemistry > Safety Rules > Flashcards

Flashcards in Safety Rules Deck (65):
0

The # 1 priority for students, teachers, and parents

safety in the science classroom

1

Conduct yourself in a ______ manner in the lab

responsible

2

Never work____

alone

3

When first entering a science room, do not ______

touch any equipment, chemicals, or other materials

4

______ eat food, drink beverages, or chew gum

Do not

5

what about using glassware as containers for food/beverages?

do not

6

What experiments can you perform?

only those experiments authorized by the instructor

7

What are dangerous and prohibited?

horseplay, practical jokes, pranks

8

How can you observe good housekeeping practices?

keep work areas clean and tidy
bring only lab instructions, worksheets, and reports to work area

9

What do you do with your chair when it is not in use?

Push it under the desk.

10

What do you need to know about safety equipment such as the first aid kit, eyewash station, safety shower, fire extinguisher, fire alarm, exits, and fire blanket?

their locations

11

Fume hood and ventilation?

make sure your work area is well ventilated
never place head in fume hood

12

How should you be in a lab?

alert

13

What are sinks for?

water, not chemicals unless otherwise stated

14

What should you read before using things?

labels and equipment instructions

15

What to do when handling preserved specimens or chemicals?

keep hands away from face, eyes, mouth, and body

16

What to do after any experiment

wash hands with soap and water
clean work surfaces and apparatus
return all equipment clean and in working order to the proper storage area

17

Where should you be at all times?

at your assigned monitored lab station

18

Where are students not permitted unless given permission by instructor?

science storage rooms or preparation areas

19

What do you need to know how to do?

fire drill

20

What to do in a fire drill

containers closed
gas valves off
fume hoods turned off
electrical equipment turned off

21

What to do with living organisms?

handle in a humane manner
treat with respect
dispose of properly

22

What to do with knives?

carry with tips pointing down and away

23

how should you cut

away from body

24

What happens if a sharp object falls?

do not try to grab it

25

How do you hold a knife

by the handle

26

What to do if you have a medical condition

consult physician before entering lab

27

When do you wear goggles?

anytime chemicals, eat, or glassware are used

28

Contact lenses...

should never be worn in the lab unless you have permission from your instructor

29

How to dress in a lab

no long hair, dangling jewelry, loose or baggy clothing
shoes must completely cover the foot

30

When should lab aprons be used?

during lab activities

31

what happens if an accident such as a spill or breakage or an injury such as a cut or burn occurs?

report to instructor no matter how trivial

32

What happens if you or your lab partner are hurt?

yell code one code one

33

What happens if chemical splashes in your eye

immediately flush with running water from the eyewash station or safety shower for at least 20 minutes

34

What happens if a mercury thermometer is broken?

mercury must not be touched
notify instructor immediately

35

What not to do with chemicals unless otherwise told

touch, taste, smell

36

How much chemical should you take?

as much as you need only

37

What should you do before getting a chemical out

check the label twice

38

What should you do with unused chemicals

do not return them to their original container

39

How to and how not to fill a pipet

do not use mouth suction
use a rubber bulb or a pipet pump

40

What to do when transferring reagents from one container to another

hold containers away from your body

41

What to do with acids

handle with extreme care
add acid to water
swirl or stir solution
be careful of heat, especially with sulfuric acid

42

How to handle flammable hazardous liquids

handle over a pan to contain spills
never dispense near open flame or heat source

43

Where not to take chemicals

out of the lab area

44

How to carry glass tubing

vertical to avoid breakage

45

How to handle broken glass

never with bare hands
brush and dustpan to clean up
place in designated glass disposal container

46

what to do when bending glass

allow time for glass to cool

47

how to tell if something is hot

bring back of hand near it to feel warmth

48

What to do with a hot apparatus

do not place directly on desk
use insulating pad

49

What not to do with a container that is being heated

look into it

50

What to do with heated metal or glass

proceed with caution
use tongs or heat-protective gloves

51

What not to do with the open end of a test tube

point at someone

52

What to do with something burning or heating

do not leave it unattended
turn off when not in use

53

What to do with flames

pull loose hair, clothes, and hands back
do not put anything into the flame unless told to do so
never reach over flame
light flame only when asked to, especially gas ones

54

what not to do with hot glassware

immerse in cold water
it may shatter

55

what to do if you don't know what to do with a piece of equipment

ask instructor

56

signs of electrical equipment damage

frayed cords, exposed wires, and loose connections

57

what to do with damaged electrical equipment

report it
do not use it

58

What to do with glassware before use

check for chips, cracks, and dirt, in which cases you would not use it

59

How to remove an electrical plug

grasp plug, not cord
hands dry

60

What to do with wash bottles

fill only with distilled water and use only as intended

61

what to do with glassware before attempting to put it in a stopper

lubricate it

62

cases where you lubricate glassware

tubing, thistle tubes, thermometers

63

How to protect your hands when inserting glass tubing in a rubber stopper

towels or cotton gloves

64

what happens if a piece of glassware becomes frozen in a stopper

take it to instructor for removal