Lab safety

Lab safety

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  Lab Safety: EveryoneIs Responsible! Safety In the Science Lab Rules and Symbols Ms. Herrera Hialeah Gardens High School 2012-2013
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  Safety First • Scienceis a hands-on laboratory class. • You will be doing many laboratory activities, which require the use of hazardous chemicals and expensive lab equipment. • Safety in the science classroom is the #1 priority. • To ensure a safe science classroom, a list of rules has been developed and provided to you in your student safety contract. • These rules must be followed at all times. • A signed lab safety contract is required to participate in labs.
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  General Safety Guidelines •Be Responsible at All Times. No horseplay, practical jokes, pranks, etc. • Follow all instructions carefully. • Do not play with lab equipment until instructed to do so. • Food, drink, and gum are not allowed in the science classroom. Lab Safety: Everyone Is Responsible!
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  General Safety Guidelines •Keep the science room clean and organized. • Notify the teacher immediately of any accidents or unsafe conditions in the science classroom! • Wash your hands with soap and water after experiments. Lab Safety: Everyone Is Responsible!
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  Safety Symbols Eye Protection • Wear safety goggles when working with chemicals, flames, or heating devices. • If a chemical gets in your eye, flush in water for 15 minutes and notify the teacher. Sharp Objects • When using knifes or other sharp objects always walk with the points facing down. • Cut away from fingers and body. Electrical Safety • Do not place a cord where someone can trip over it. • Never use electricity around water. • Unplug all equipment before leaving the room.
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  Safety Symbols Animal Safety • Only handle living organisms with teacher permission. • Always treat living organisms humanely. • Wash your hands after handling animals. Heating Safety • Tie back hair and loose clothes when working with open flames. • Never look into a container as you are heating it. • Heated metal and glass looks cool, use tongs or gloves before handling. • Never leave a heat source unattended.
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  Safety Symbols Chemical Safety • Read all labels twice before removing a chemical from the container. • Never touch, taste, or smell a chemical unless instructed by the teacher. • Transfer chemicals carefully! Hand Safety • If a chemical spills on your skin, notify the teacher and rinse with water for 15 minutes. • Carry glassware carefully. Plant Safety • Do not eat any plants in lab. • Wash your hands after handling plants.
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  Safety Equipment •Fire Blanket – Located in back of classroom in the red container • Fire Extinguisher – Located in outside classroom door and in the computer lab To operate the fire extinguisher remember P-A-S-S P- Pull the Pin A-Aim the hose at the base of the fire from 5-6 feet away. S-Squeeze the handle. S-Sweep the hose back and forth across the fire. On Fire? REMEMBER: Stop, Drop, & Roll
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  What’s Wrong WithThis Picture?
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  What’s Wrong WithThis Picture?
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  What’s Wrong WithThis Picture?
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  What’s Wrong WithThese Statements? • Hal says that his teacher is solely responsible for preventing laboratory accidents. • Keshia started the lab activity before reading it through completely. • Ricardo decided to do a lab activity that he read about in a library book before the teacher came into the classroom. • Stephanie says that the safety goggles mess up her hair and give her raccoon eyes. She refuses to wear them. • Barbie and Ken accidentally break a beaker full of some chemical. Instead of risking getting in trouble they quickly clean up the mess with paper towel and throw it in the garbage.
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  What To DoIn An Emergency If there is a fire or fire alarm • Quietly get up and push in your chair. • Walk toward the outside classroom door. • Walk to the basketball court. • Quickly line up in alphabetical order by last name. • Remain in line until the drill is over. • Remain silent throughout the entire alarm so that all people can hear important directions. Lab Safety: Everyone Is Responsible!
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  Any Questions? REMEMBER: • Carefullyread through the entire safety contract and sign. • Have your parents read and sign your safety contract. • Study for the safety quiz later this week!