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Classroom & Laboratory Safety

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Presentation on theme: "Classroom & Laboratory Safety"— Presentation transcript:

1 Classroom & Laboratory Safety
Elsinore High School Agriscience

2 General Expectations Always get your teacher’s permission before attempting any laboratory or field investigation. Follow instructions and read procedures carefully. Ask if unsure. Report if unsure. Do not act if unsure. You are responsible for preventing accidents. Never eat in the classroom unless provided by your instructor. Do not use any equipment, chemicals, or machinery unless you are given permission and you trained by Mrs. Leak. Never handle an unknown substance. Ask first. If you aren’t trained, don’t touch. Wash your hands after handling anything potentially harmful. Source: 123rf.com

3 Source: PRWeb -flickr.com
General Expectations Never work alone in a room, lab or anywhere on the farm. ALWAYS wear closed toed shoes when walking around or working on the farm. Stay hydrated but keep a cap on water bottles and sports drinks. Do not store where contamination can occur. Keep areas neat and clean with chairs pushed in in case of emergency. Know all safety precautions & equipment so that you can act if/when needed. Alert your instructor of all emergencies and wait for their response before taking action. If there is an emergency, stop what you are doing and be prepared to assist. Notify Mrs. Leak immediately of any injury that occurs- even if minor. Source: PRWeb -flickr.com

4 In the Lab

5 Gloves Gloves are needed anytime we have…
Lab chemicals are being used Organs or other live tissues are being dissected Replace any gloves with rips or tears. Tell your instructor if we are running low on gloves before they run out.

6 Apparel & Footwear When working with glass, lab chemicals, live tissue, or outdoors, closed-toed shoes are needed. Do not wear overly-loose clothing when performing a lab. Dress appropriately if we go outdoors.

7 Eyes & Contact Lens If you spill a liquid in your eye (chemical, blood, etc.), alert your instructor if you have contacts. Just because a spill in your eye does not hurt does not mean it is not causing damage. Always rinse your eyes in an eyewash station in the event of a spill.

8 Source: ehs.washington.edu
Glassware Always clean glassware before using if in doubt. Cold glass looks the same as hot glass. Test tubes should always be heated with the open end pointed away from people. Never use chipped, dirty, or broken glass. Source: ehs.washington.edu

9 Sharps Always carry sharp objects securely with the sharp end pointed down. Never try to catch a falling sharp object. Move away as it falls while alerting everyone nearby. Always cut away from your body.

10 Heat & Flames Glass can shatter when heated and gas flames can have flare-ups – always use eye protection when heating or burning something. Never leave a burner or flame unattended. Always have a partner. Long or loose hair or clothing must be tied back. Source: fundraw.com

11 Laboratory Chemicals Assume every chemical can be dangerous.
Always read the side of the bottle before using a lab chemical. Once it’s out it stays out. Never return used chemicals back into a container. Always turn on a faucet before dumping a chemical Never add water to acid. Only the instructor should have access to chemical supply areas. If you spill a chemical on your skin or in your eyes, immediately flush with water while alerting your instructor. Source: altecweb.com

12 Emergency Response Protocols

13 General Principles Alert your instructor first.
If additional help is needed, call “0” on the phone AND get a neighboring instructor to assist. After school hours, dial Assist only if needed or requested. Stay safe and out of harm’s way.

14 Spilled Chemical/Broken Glass
If there is broken glass or a chemical spill, first alert the instructor. Next stand guard at a safe distance while alerting everyone else to prevent another student from being exposed. Be prepared to assist if the instructor asks. Do not pick up broken glass with your bare hands. Do not hesitate to leave if there are chemical fumes. Do not wait to flush with water if you spill a chemical on your skin.

15 Fire If a fire breaks out, alert the instructor before anything else.
If a fire alarm goes off, stop what you are doing and immediately leave the classroom. Exit the room and meet outside the gate along the street curb. Do not leave your class to find someone else. Stay with your instructor.

16 Intruder Immediately stop what you are doing.
Move into the locker rooms. Check to ensure all doors are closed and lights are off on the way. Remain absolutely quiet and motionless throughout the lockdown. Be prepared to act quickly to follow your teacher’s instructions if needed. If you are no longer safe in your area and a safe escape is not possible, be prepared to fight back using anything you can (books, desks, etc.). Always follow your instructor’s advice.

17 Allergic Reaction It is your responsibility to alert the instructor about any allergies you may have and any time your allergies are a problem. If you have a need for an Epi-pen, state this immediately and state where it is. If another student is having an allergic reaction, stop what you are doing and be prepared to assist. Source: health198.com

18 Choking If someone is choking, stop what you are doing and alert the instructor. Seek additional help if needed (by phone or in a neighboring classroom). Be prepared to assist the instructor.

19 Seizure If a student or instructor is having a seizure, push away anything they might strike with their body. Protect their head with a sweatshirt, backpack, or other padding. Do not try to hold down their body – allow them to flail freely. Be prepared to seek assistance from another instructor or with the phone.

20 Unconsciousness Unconsciousness is always life threatening.
Seek immediate assistance from the instructor, main office, and neighboring instructors if someone becomes unconscious. Be prepared to check the ABCs – Airway (is it clear?). Breathing (look, listen, and feel for breathing). Circulation (do they have a pulse? Are they turning blue?).

21 Locate the following MSDS Exits Fire Extinguishers Eye Wash Stations
Spill Station

22 NFPA Diamond 0 – No Danger 4 – DANGER (Potential Death)

23 Farm Lab Safety

24 Lab and Field Safety Accidents can be avoided
Major causes of lab accidents are: Carelessness Lack of attention Inappropriate behavior

25 Conduct Watch where you step. No running, horseplay or climbing.
No throwing or swinging objects. No Go Zones- Horse Barn Behind cargos and buildings Pasture/Arena Don’t touch face, mouth or eyes when working with plants, rocks, soil or chemicals. Don’t look directly into the sun Do wear safety goggles to protect eyes and face from danger.

26 Wheelbarrows and Dumpster
Report broken wheelbarrows to Sebesta and discontinue use. Never ride in or run with a wheel barrow. Do not attempt to move the dumpster ramp alone. Check the ramp’s stability before using Dump items as far back in the dumpster as possible. Use a shovel if needed to pile at the back. WEEDS always go in the DUMPSTER. Manure, old plants, bedding, etc. should be dumped in the compost pile.

27 Animals Always practice safe restraint techniques, even if you know the animal well. Humane treatment of animals is required to be in this classroom. All animals have the potential to carry serious disease. Keep your hands away from your face and wash hands thoroughly after handing animals. Alert the instructor of any loose animals and wait for their response before taking action. Never work with animals alone. Make sure someone knows what you are doing and is within eyesight and earshot. Never enter an animal pen without permission from Sebesta. NEVER FEED animals or put any foreign material in a pen. Use caution when touching animals. Keep hands away from the biting ends and be aware of animal’s warning signs and mood. Let animal come to you- NEVER stretch your arm through a gate to touch an animal. Locked pens are locked for a reason. Take care around those animals and never enter without supervision. Enter pens through a gate, not over the fence.

28 Pens Do not open or use items from storage sheds near the animal barns. Close all gates behind you. Keep aisles clear of tools and potential tripping hazards. TWO or more people are required to move panels and stantions. Be aware of hot metal, sharp edges/points, and pinching parts.

29 Tools and Equipment Identification
Square shovel Round tip shovel Scoop or Aluminum square shovel Trenching shovel Bow rake Shrub rake Leaf rake Bedding Fork McLeod Hula hoe Garden hoe Post hole digger Hand trowel Hand cultivator Hedge shears Bypass lopper Bypass pruner Phillips screwdriver Flathead screwdriver Hammer File PVC Cutter

30 Equipment Identification
Tractor PTO shaft Weed whacker Tiller Lawn Mower High wheel trimmer

31 Lopper/Pruners Always carry loppers with the blades facing downward and handles up. Never leave loppers unattended. Put them away. When cutting while standing, always stand to the side, not in front/underneath. When using, keep BOTH hands on the handles. Report dull tools to Ms. Sebesta for sharpening. Do not use when dull. When done, stack loppers in the Landscape House pruning cabinet with blades pointed in.

32 Hand Tools and Other Clean and oil your tools after each use.
Always store tools in their proper place. Never use a tool if you are not sure how. Ask Sebesta for a demonstration. Use the correct tool for all jobs. Report broken tools to Ms. Sebesta. Do not throw away. Never walk up behind someone using a tool. Always carry tools in front of you with blades pointed down. Never carry over your shoulder. Be sure other students are aware and out of the way when moving long objects or using tools. Have another person watch for objects and people as you move long objects. Carry in the same direction as your travel/ When lifting heavy objects use your legs (not back) and ask for help.

33 Landscaping Always wear landscape gloves.
Check the area before you kneel. Never eat anything from the garden without permission. Be aware of insects and spiders. Report bites or stings immediately.

34 Machines Store gasoline and combustible chemicals in a proper container. Never leave machines on or running when not in use. Do not approach someone using a machine. If the operator, do not talk to others unless the machine is turned off. Never use a machine unless trained and signed off by Sebesta. Then only use with permission. If a machine is damaged or is not working properly, report immediately to Sebesta and discontinue use. Do not attempt to repair. Never climb on the tractor or move any gears. Never touch or step over the tractor PTO. Always wear the proper safety equipment listed in the manual (gloves, goggles, masks, etc.) Always recheck the manual before using a machine.

35 Chemicals Always wear safety goggles when transferring chemicals.
Check the label- wear gloves and masks if indicated. Label bottles and test tubes accurately. Immediately flush chemical-exposed eyes, skin, or clothing with large amounts of water. Never taste or inhale chemicals Transfer chemicals with a mouth pipette Pour water into acid Stir chemicals with fingers

36 Electricity Keep work area dry
Be sure all electrical equipment is grounded Never touch electrical equipment with wet hands Never overload circuits


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