LAB SAFETY

1
LAB SAFETY

• IS NO ACCIDENT
• BE SAFETY CONSCIOUS!

2
REQUIRED PERSONAL PROTECTION

• GOGGLES
• APRONS
• PUT ON BEFORE GETTING ANY CHEMICALS OR EQUIPMENT

3
PERSONAL CHOICES

• NO FOOD IN LAB AREA
• WASH HANDS THOROUGHLY AFTER USING CHEMICALS OR
  HANDLING EQUIPMENT
• KEEP THINGS AWAY FROM FACE AND HAIR
• NO COSMETICS

4
PERSONAL CHOICES II

• KEEP FACE AWAY FROM CONTAINERS
• TIE LONG HAIR BACK
• NEVER TOUCH OR TASTE SUBSTANCES
• REPORT ALL CUTS, BURNS, AND INJURIES

5
SAFETY EQUIPMENT

• SAFETY SHOWER
• EYE WASH
• FIRE BLANKET
• FIRE EXTINGUISHER

6
SAFETY SHOWER

• USED FOR LARGE AMOUNT OF STRONG SUBSTANCE SPILLED
  ON A PERSON
• RINSE FOR 20 MINUTES
• REMOVE AFFECTED CLOTHING
• SEND FOR NURSE

7
EYE WASH

• USED FOR CHEMICAL IN THE EYE
• RINSE FOR 20 MINUTES
• HOLD EYE OPEN
• SEND FOR NURSE

8
FIRE BLANKET

• USED FOR CLOTHING OR HAIR ON FIRE
• WRAP AROUND PERSON AND OVER THEIR HEAD

9
BURNING HAIR

• OFTEN DETECTED BY ODOR
• FLAMES MIGHT BE SMALL

10
FIRE EXTINGUISHER

• PASS
• PULL THE PIN
• AIM AT THE BASE OF FIRE
• SQUEEZE THE TRIGGER
• SWEEP AROUND THE BASE OF THE FIRE

11
WASTE DISPOSAL

• FOLLOW DIRECTIONS CAREFULLY
• BROKEN GLASS GOES INTO THE PROPER CONTAINER

12
HANDLING CHEMICALS

• DONT TOUCH UNLESS YOU ASK!

13
OBSERVING CHEMICALS

• KEEP A REASONABLE DISTANCE BETWEEN FACE AND
  SUBSTANCE
• WAFT FOR ODOR

14
HANDLING GLASSWARE

• CHECK FOR CHIPS OR CRACKS
• (DO NOT use chipped or cracked glass!)
• USE INSULATED GLOVES IF HOT
• SIT HOT GLASS ON INSULATING PAD
• CLEAN UP BROKEN GLASS WITH DUSTPAN AND BRUSH, NOT
  FINGERS

15
FIRST AID

• CHEMICAL ON SKIN WASH
• CHEMICAL IN MOUTH SPIT AND FLUSH

16
HAZARDS

• HEALTH
• FLAMMABILITY
• REACTIVITY

17
TOXIN

• SUBSTANCE THAT CAN HURT YOU IN SMALL AMOUNTS

18
TOXICITY

• DETERMINED BY HOW MUCH (DOSE)
• ALSO AFFECTED BY TIME OF EXPOSURE

19
PERSONAL EXPOSURE

• BREATHING
• EATING / DRINKING
• THROUGH SKIN
• THROUGH CUT

20
RATING SCALES

• QUICK ID OF HAZARD LEVEL
• 0 IS NO HAZARD
• 4 IS THE WORST HAZARD

21
HEALTH 4

• VERY SHORT EXPOSURE COULD CAUSE DEATH OR MAJOR
  INJURY EVEN WITH QUICK MEDICAL TREATMENT
• EXAMPLES HYDROGEN CYANIDE, CHLORINE, NICOTINE

22
HEALTH 3

• SHORT EXPOSURE COULD CAUSE SERIOUS INJURY EVEN
  WITH QUICK MEDICAL TREATMENT
• EXAMPLES PHENOL, POTASSIUM, CARBON MONOXIDE

23
HEALTH 2

• LONG EXPOSURE COULD CAUSE SERIOUS INJURY, SHORT
  EXPOSURE CAN BE MEDICALLY TREATED
• EXAMPLES CAFFEINE, NAPHTHALENE

24
HEALTH 1

• EXPOSURE MAY CAUSE IRRITATION OR MINOR INJURY
• EXAMPES ACETONE, GRAPHITE

25
HEALTH 0

• NO SIGNIFICANT HAZARD
• EXAMPLES PARAFFIN, DISTILLED WATER, CHARCOAL

26
FLAMMABLE VS. COMBUSTIBLE

• COMBUSTIBLE CAN BURN
• FLAMMABLE EASILY IGNITED AND BURNS READILY

27
FLAMMABILITY 4

• HIGHLY FLAMMABLE
• EXAMPLES BUTANE, NATURAL GAS, PROPANE, METHANE

28
FLAMMABILITY 3

• CAN BURN UNDER MOST CONDITIONS
• EXAMPLES ACETONE, ETHYL ALCOHOL

29
FLAMMABILITY 2

• MUST BE HEATED MODERATELY TO BURN
• EXAMPLES DIESEL FUEL, MINERAL SPIRITS

30
FLAMMABILITY 1

• MUST BE HEATED A LOT TO BURN
• EXAMPLES MINERAL OIL, LUBRICATING OIL

31
FLAMMABILITY 0

• CANNOT BURN (CAN BE USED TO EXTINGUISH FIRES)
• EXAMPLES WATER, CARBON DIOXIDE, HALON

32
REACTIVITY

• HOW EASILY A SUBSTANCE REACTS AND EXPLODES
• MAY OR MAY NOT INVOLVE OTHER SUBSTANCES

33
REACTIVITY 4

• EASILY EXPLODES
• EXAMPLES NITROGLYCERINE

34
REACTIVITY 3

• CAN EXPLODE IF SHOCKED
• EXAMPLES TNT, DYNAMITE
• REACT VIOLENTLY WITH WATER
• EXAMPLES POTASSIUM, SODIUM

35
REACTIVITY 2

• BECOME REACTIVE BUT DO NOT EXPLODE
• REACT SIGNIFICANTLY WITH WATER
• EXAMPLES LITHIUM, CALCIUM CARBIDE

36
REACTIVITY 1

• BECOME REACTIVE AT HIGH TEMPERATURES BUT DO NOT
  EXPLODE
• REACT MILDLY WITH WATER
• EXAMPLES SODIUM HYPOCHLORITE, CALCIUM OXIDE

37
REACTIVITY 0

• DO NOT REACT
• EXAMPLES TABLE SALT, SAND (SiO2)

38
SOURCES OF INFO

• PRODUCT LABEL
• DIAMOND SYMBOL
• MSDS

39
DIAMOND SYMBOL
40
SPECIAL INFO

• SLASHED W MEANS REACTS WITH WATER

41
MATERIAL SAFETY DATA SHEET

• MOST DETAILED SOURCE OF INFO
• REQUIRED BY RIGHT TO KNOW LAW

42
RIGHT TO KNOW LAW

• YOU HAVE THE RIGHT TO KNOW WHAT HAZARDS YOU ARE
  EXPOSED TO ON YOUR JOB

43
REQUIRED MSDS CONTENT

• NAME
• INGREDIENTS (COMPOSITION)
• PHYSICAL PROPERTIES
• FIRE AND EXPLOSION DATA
• REACTIVITY DATA

44
MSDS CONTENT II

• HEALTH HAZARD INFO
• SPILL, LEAK, AND CLEAN UP INFO
• PERSONAL PROTECTION