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Modified over 4 years ago
© 2006 Plano ISD, Plano, TX
Working with Heat Fire or
© 2006 Plano ISD, Plano, TX Heat or Fire
© 2006 Plano ISD, Plano, TX When working with heat or fire, you will need to wear safety goggles. To move hot objects you will need to use the right tongs. Different types of containers use different sets of tongs.
© 2006 Plano ISD, Plano, TX 1. Use a hot plate or burner to heat things. Pay close attention to instructions. Never leave a burner unattended. 2. If you have long hair, pull it away from your face or put in a ponytail. Never reach across an open flame
© 2006 Plano ISD, Plano, TX 3. Use tongs or heavy gloves to handle hot items. 4. Do not put your face or hands over any boiling liquid. 5. When heating chemicals or other materials, be sure the containers are made of heat- proof glass and are open NOT closed. Put a wire screen between the container and the flame
© 2006 Plano ISD, Plano, TX 6. Never point container at anyone while it is being heated. 7. Keep all extra materials away from heat sources. 8. Handle hot liquids with care. Put the back of your hand next to the container to determine how hot it is.
© 2006 Plano ISD, Plano, TX 9. Turn off the heat source as soon as you are finished with it. Do not move the hot plate or burner. Hot and cold glassware look exactly the same.
© 2006 Plano ISD, Plano, TX Fire Safety Equipment Fire Blanket: A fire blanket is used to wrap a student if any part of the student’s clothing catches on fire. The fire blanket is stored in a marked container on the wall.
© 2006 Plano ISD, Plano, TX Lab Safety Equipment
© 2006 Plano ISD, Plano, TX Working with Electrical Equipment Electrical Equipment
© 2006 Plano ISD, Plano, TX Electrical Hazard
© 2006 Plano ISD, Plano, TX 1. Do not leave electrical cords where someone could trip over them. 2. Keep cords away from a heat source and water. 3. Never touch electrical equipment or cords with wet hands.
© 2006 Plano ISD, Plano, TX 4. Turn off all equipment when finished with an investigation. 5. Grasp the plug to disconnect equipment. Do not pull on the cord.
© 2006 Plano ISD, Plano, TX Working with Sharp Objects
© 2006 Plano ISD, Plano, TX Sharp/Pointed Object
© 2006 Plano ISD, Plano, TX 1. When cutting, place the object on a flat surface. Do not hold it in your hand. 2. Always handle sharp instruments carefully. They can cause severe cuts if used incorrectly.
© 2006 Plano ISD, Plano, TX 3. Do not walk fast or run with sharp objects in your hands. 4. Always cut away from your body and others.
© 2006 Plano ISD, Plano, TX Working with Chemicals
© 2006 Plano ISD, Plano, TX When working with chemicals, you will need to wear safety goggles. Regular eyeglasses do not give adequate protection. Many chemicals require the use of gloves. Check your MSDS sheet or lab write-up for the right equipment.
© 2006 Plano ISD, Plano, TX Corrosive Substance
© 2006 Plano ISD, Plano, TX Many chemicals can stain or dissolve fabrics. Aprons should be worn to protect your clothing. Check your lab write-up or MSDS sheet to determine if tongs are needed to handle containers of chemicals.
© 2006 Plano ISD, Plano, TX 1. Keep your hands away from your face, eyes, and body while using solutions. 2. Don’t taste chemicals. 3. Dispose of chemicals according to teacher’s instructions. To avoid contamination, NEVER return chemicals to their original containers
© 2006 Plano ISD, Plano, TX 4. Inform your teacher if you get chemicals on your skin. And immediately wash with water. If chemicals get in your eyes, flush immediately with water and have someone tell the teacher. Notify the teacher of any spills. 5. Pour chemicals over the sink or over a designated container.
© 2006 Plano ISD, Plano, TX 6. When acids are combined with water they can splash and get on your hands, your face, or in your eyes. If you need to combine an acid or a base with water, remember: Always add acids and bases to water NOT the other way around.
© 2006 Plano ISD, Plano, TX Chemical Safety Lab Equipment Eye/Face Wash: If any hazardous material should be splashed on the face or eye area the eye wash station should be used to “flush” the affected area. Proper use of the eyewash station will be demonstrated by the teacher.
© 2006 Plano ISD, Plano, TX Final Reminders Final Reminders
© 2006 Plano ISD, Plano, TX modifying lab procedures. performing activities outside the lab procedure. an injury or accident occurs. throwing away chemicals and other materials. Always follow your teacher’s instructions when:
© 2006 Plano ISD, Plano, TX Know the location of lab safety equipment and know how to use it. Always notify your teacher when: There is a spill Glassware or something else is broken. An accident/injury occurs
© 2006 Plano ISD, Plano, TX No Horseplay or Fooling around in the laboratory!
© 2006 Plano ISD, Plano, TX Laboratory Work comes before talking! or Always Practice Lab Safety
Lab Safety The lab is an exciting place but it can be a dangerous place if the rules are not followed.
Safety and Rules of the Lab
Safety Guidelines General Information Always get your TEACHER’S permission before beginning a Lab. Read the Lab before starting Look up unknown safety.
Safety is Your Responsibility
IN Headings Vocabulary Important Info. Know safety symbols They appear in your laboratory activities They will alert you to possible dangers They will.
Lab Safety Procedures SCIENCE.
1 Safety and Rules of the Lab. 2 Do Now: You will watch a short video. As you watch the video, write down as many lab safety errors that you see. You.
Dress Code Always wear goggles Wear lab apron when needed Tie back long hair Secure loose clothing and jewelry Do not wear open toed shoes.
Heat Fire Working with or Heat or Fire When working with heat or fire, you will need to wear safety goggles. To move hot objects you will need to use.
LAB SAFETY Safety is Your Responsibility No Horse-play in the Lab……
Laboratory Safety Rules. General Safety in the Laboratory The following lab rules must be observed at all times. Wear laboratory aprons and safety glasses.
Lab Safety. Science is a hands-on laboratory class Safety is the #1 priority Rules to follow at all times Safety Contract to read and sign before laboratory.
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