have been developed to _________ of the hazards associated with different products.

HAZARDOUS SAFETY SYMBOLSSafety symbols:

1) HHPS 2) WHMIS

• Found on _________ products – mostly _______.

“Hazardous HouseholdProduct Symbol”

“Workplace HazardousMaterials Information System”

• Found on _________ products – mostly _______.

2 TYPES of Safety Symbols

warn users

household workplace

cleanerscleaners

There are __ levels of hazards, each more harmful than the previous.

• There are ___ HHPS representing different types and levels of hazard.

FOUR TYPES:

THREE LEVELS:

poisonous explosive corrosive flammable

caution warning dangeryellow

4 sidesredcolour

# of sides

more harmful

There are __ different types of hazards.

3 sidesorange

8 sides

HAZARDOUS HOUSEHOLD PRODUCT SYMBOLS12

4

3

• Combining the ____ and ____ of hazard creates a HHPS .

cautionpoison

warningpoison

dangerpoison

cautionflammable

warningcorrosive

dangerexplosive

HAZARDOUS HOUSEHOLD PRODUCT SYMBOLStype level

Label each safety symbol by LEVEL and TYPE of hazard.

dangerpoisonous

cautioncorrosive

cautionflammable

cautionexplosive

dangerexplosive

warningflammable

warningpoisonous

warningexplosive

warningcorrosive

dangercorrosive

dangerflammable

cautionpoisonous

HAZARDOUS HOUSEHOLD PRODUCT SYMBOLS

WORKPLACE HAZARDOUS MATERIALS INFORMATION SYSTEMS SYMBOLS• There are __ WHMIS symbols. • Each WHMIS symbol has a _____ for its border.

• flammable• dangerously reactive

• poisonous: other effects

• oxidizing agent• biohazardous and infectious

• corrosive• compressed gas

• poisonous: immediate & toxic effects

circle8

s

Proper Equipment Use

Injuries

Chemical Use

Clean Up

LAB SAFETY AND CONDUCT

LAB CONDUCT AND SAFETY

Personal Behaviour and Attire

PERSONAL BEHAVIOUR AND ATTIRE

SHOES: • No _________ shoes allowed in the lab.

CONTACTS: • Never wear _______ during a lab. Chemicals can go underneath and stick to your eye.

GOGGLES:• Protects your ____ from unexpected splatters and shatters.

• Goggles worn at __ times.

Ouch!

contacts

eyes

open-toed

all

• ___________ need to be secured and out of the way.

PERSONAL BEHAVIOUR AND ATTIRE

LOOSE CLOTHES:

HORSEPLAY: • No ____________ during the lab!

HAIR: • ________ needs to be tied back.

fooling around

Loose clothes

Long hair

PERSONAL BEHAVIOUR AND ATTIRE

HANDS:

FOOD & DRINK:

• Do not put your hands in your ____ or ______ during the lab.

• No _____ or ______ in the lab.

YUCK!

mouth eyes

drinking eating

CHAIRS:

WORK AREA:

• Do not place equipment at the ____ of the lab bench.

• Move bags and books to the wall.

EDGE OF LAB BENCH:

• Keep your work area ____.

PROPER EQUIPMENT USE

• Move all _____ to the back of the room _____ from the

benches before the lab starts. • Students must _____ during a lab.

edge

chairsaway

stand

tidy

BROKEN GLASS:• Broken glass must be ________ to the _______ and placed in the proper container.

BROKEN EQUIPMENT:• Broken equipment must be ________ to the _______.

HOTPLATE: • ______ the hotplate when not in use to prevent burns and to let it _________ before storing.

PROPER EQUIPMENT USE

Don’t just put it back!reported

teacherreported

teacher

Unplug

cool down

• ______ your ______ of any

chemical spills before cleaning.

CHEMICAL SPILLS:

HAZARDS:• _____ the hazards in the lab ______ starting your experiment.

CHEMICAL USE

• Do not ____ any chemicals down the ____. SINK:

teacherInform

Know

pour sink

before

• Smell a chemical using the “___________” method.

• Do not ____ any of the chemicals.TASTE:

SMELL:

CHEMICAL USE

AMOUNT:• Take only the amount of chemicals that you need. • Share – don’t be ______!Greedy

Smurf

taste

hand-waving

greedy

• Be careful not to _______________ your chemicals.

• When mixing chemicals, always add the _________.

WATER FIRST:

CONTAMINATION:

CHEMICAL USE

• This prevents the chemical from ________.• In some cases the large volume of water ___________ that may be generated when the two substances combine.

water first

splashing

absorbs heat

cross-contaminate

• If something enters your eye, have a partner direct you to the ______________.

EYE WASH STATION:

• Position face above the station with eyes _____ for ___ minutes.

BURN OR CHEMICAL ON SKIN:• Immediately inform your teacher and place injury under ____________ for ____ minutes.

CUTS:• Immediately ______ your _______ , _____ the cut and put a bandage on it.

INJURIES

eye wash stationopen

running water

10

clean

5-10

teacherinform

• All equipment needs to be properly _______ ,

______ and put in the ______________.

CLEAN EQUIPMENT:

CLEANUP

• Put goggles back ______ into the ___________.

PUT AWAY GOGGLES:

• ________ all equipment back to where originally got it, if you do not have to wash it.

PUT AWAY EQUIPMENT:

storage areaneatly

Put back

drying rack/arearinsedwashed

• _____ then __________ lab bench with paper towel.

LAB BENCH:

• Do not put paper towel in the recycling; it goes in the _______.

PAPER TOWEL:

CLEANUP

WASH HANDS:• Wash your _____ at the end of the lab.

Spray

hands

garbage

wipe down

Mohammed

Claire

Suying

Hakim

Jacob

PatrickTed

Samira

Minh

Toby

Nico

Donna

Vincent

IDENTIFY THE BROKEN LAB SAFETY RULES

Can you find at least 13 broken safety rules?

lab safety video

The End!