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. . . HAZARDOUS SAFETY SYMBOLS. have been developed to warn users of the hazards associated with different products. Safety symbols :. 2 TYPES of Safety Symbols. 1) HHPS. 2) WHMIS. “ H azardous H ousehold P roduct S ymbol”. “ W orkplace H azardous
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HAZARDOUS SAFETY SYMBOLS have been developed to warn users of the hazards associated with different products. Safety symbols: 2 TYPES of Safety Symbols 1) HHPS 2) WHMIS “Hazardous Household Product Symbol” “Workplace Hazardous Materials Information System” • Found on household • products – mostly • cleaners. • Found on products • used at the workplace • – mostly cleaners.
HAZARDOUS HOUSEHOLD PRODUCT SYMBOLS • There are 12 HHPS representing different types and • levels of hazard. FOUR TYPES: There are 4 different types of hazards. poisonous explosive corrosive flammable There are 3 levels of hazards, each more harmful than the previous. THREE LEVELS: more harmful caution warning danger colour yellow orange red # of sides 3 sides 4 sides 8 sides
HAZARDOUS HOUSEHOLD PRODUCT SYMBOLS • Combining the TYPE and LEVEL of hazard creates a HHPS . caution poison warning poison danger poison warning corrosive danger explosive caution flammable
HAZARDOUS HOUSEHOLD PRODUCT SYMBOLS Label each safety symbol by LEVEL and TYPE of hazard. danger poisonous caution explosive warning poisonous danger flammable caution corrosive warning explosive danger explosive caution poisonous caution flammable danger corrosive warning flammable warning corrosive
WORKPLACE HAZARDOUS MATERIALS INFORMATION SYSTEMS SYMBOLS • There are 8 WHMIS symbols. • Each WHMIS symbol has a CIRCLE for its border. • flammable • oxidizing agent • dangerously reactive • biohazardous and infectious • corrosive • poisonous: immediate & toxic effects • compressed gas • poisonous: other effects
LAB SAFETY AND CONDUCT Personal Behaviour and Attire Chemical Use LAB CONDUCT AND SAFETY Proper Equipment Use s Clean Up Injuries
PERSONAL BEHAVIOUR AND ATTIRE GOGGLES: • Goggles worn at all times. • Protects from unexpected • splatters and shatters. Ouch! CONTACTS: • No contacts – chemicals can go • underneath and stick to your eye. SHOES: • No open-toed shoes allowed in the lab.
PERSONAL BEHAVIOUR AND ATTIRE HAIR: • Long hair needs to be • tied back. • Loose clothes need to be secured and out of the way. LOOSE CLOTHES: HORSEPLAY: • No fooling around • during the lab!
PERSONAL BEHAVIOUR AND ATTIRE HANDS: • Do not put your hands in your eyes • or mouth during the lab. YUCK! FOOD & DRINK: • No eating or drinking • in the lab.
PROPER EQUIPMENT USE EDGE OF LAB BENCH: • Do not place equipment at the • edge of the lab bench. CHAIRS: • Move all chairs to the back of the room away from the benches before the lab starts. • Students must stand during a lab. WORK AREA: • Keep your work area tidy. • Move bags and books • to the wall.
PROPER EQUIPMENT USE BROKEN EQUIPMENT: • Broken equipment must be • reported to the teacher. Don’t just put it back! BROKEN GLASS: • Broken glass must be reported to • the teacher and placed in the proper • container. HOTPLATE: • Unplug the hotplate • when not in use to • prevent burns and • to let it cool down • before storing.
CHEMICAL USE CHEMICAL SPILLS: • Inform your teacher of any • chemical spills • before cleaning. HAZARDS: • Know the hazards in the • lab before starting your • experiment. SINK: • Do not pour any chemicals down the sink.
CHEMICAL USE TASTE: • Do not taste any of the chemicals. SMELL: • Smell a chemical using the • “HAND WAVING” method. AMOUNT: • Take only the amount of chemicals that you need. • Share – don’t be greedy! Greedy Smurf
CHEMICAL USE WATER FIRST: • When mixing chemicals, • always add the water first. • This prevents the chemical • from splashing. • In some cases the large volume • of water absorbs heat that may • be generated when the two • substances combine. CONTAMINATION: • Be careful not to cross-contaminate your chemicals.
INJURIES EYE WASH STATION: • If something enters your eye, have a partner • direct you to the eye wash station. • Position face above the station with eyes open for • 10 minutes. BURN OR CHEMICAL ON SKIN: • Immediately inform your teacher and place injury • under running water for 5-10 minutes. CUTS: • Immediately inform your • teacher, clean the cut and • put a bandage on it.
CLEANUP CLEAN EQUIPMENT: • All equipment needs to be properly washed, • rinsed and put in the drying rack/area. PUT AWAY EQUIPMENT: • Put back all equipment where you got it, • if you do not have to wash it. PUT AWAY GOGGLES: • Put goggles back NEATLY into the storage area.
CLEANUP LAB BENCH: • Spray then wipe down lab bench • with paper towel. PAPER TOWEL: • Do not put paper towel in the • recycling; it goes in the GARBAGE. WASH HANDS: • Wash your hands at the end of the lab.
IDENTIFY THE BROKEN LAB SAFETY RULES Donna Jacob Can you find at least 13 broken safety rules? Ted Vincent Patrick Nico Minh Suying Hakim Samira Toby lab safety video Mohammed Claire