Go to the Lab! Lab Safety Begins Before You

Transcription

1 Lab Safety

2 Lab Safety Begins Before You Go to the Lab! Science is a hands-on laboratory class. You will be doing many laboratory activities, which require the use of: Hazardous chemicals Expensive lab equipment Safety is our #1 priority. These rules must be followed at all times. A signed lab safety contract is required to participate in labs.

3 A hand will be held up by the instructor and SAFETY will be the key word. Stopping Work Everyone is to stop what they are doing. Return to their seats immediately without talking. Give full attention to the instructor.

4 Laboratory Preparation It is the expectation that you will complete all of the assigned reading before each laboratory. You must look up any unfamiliar terms and be prepared to ask questions. It is your responsibility to make sure that you know what we will be doing in the laboratory. You should try to answer as many of the assigned questions as possible before each laboratory.

5 Upon entering the laboratory you are expected to put on appropriate protective equipment. You are responsible for knowing the tasks to be completed for each laboratory assignment. The Laboratory Assignment Leave all unnecessary materials in the classroom You are expected to work as a team in your assigned group. You should avoid touching your face with your hands or rubbing your eyes while in the lab. Always wash your hands thoroughly with soap and water before leaving the laboratory.

6 The Laboratory Completion 1. Make sure all questions have been answered on laboratory notebook. 2. It is expected that you will return your bench top to the way you found it at the beginning. 3. You must then disinfect the laboratory bench top before leaving the laboratory. 4. You should assist the instructor in returning all safety equipment to its proper location. 5. You are required to assist other laboratory groups that have not yet finished their work.

7 Dressing for Lab (GEEK CHIC) Fitted ¾ sleeves Thin Layers Rock that Ponytail, Work that Updo Close-toed shoes Spills & Stains Glasses vs. Goggles

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9 General Safety Rules 1. Listen to or read instructions carefully. 2. Always wear proper PPE. 3. Notify your teacher of any spills or accidents Remember: SAFETY.

10 General Safety Rules 4. Be responsible at ALL TIMES. NO horseplay, jokes, pranks, etc. 5. Food, drink, and gum are not allowed in the LAB. 6. Keep the science room clean and organized.

11 Safe Lab Practices 1. Always wash your hands with soap and water. 2. Roll up loose sleeves. 3. Know the location of the fire extinguisher, fire blanket, eyewash station,.

12 Glassware Safety 1. Chipped or cracked glassware should not be used. 2. Broken glassware should not be disposed of in a classroom trashcan. 3. When pouring liquids, make sure that your container is resting on the table (away from the edge).

13 Chemical Safety 1. Wear protective goggles when heating or pouring chemicals. 2. Never mix chemicals together unless you are instructed to do so (and then only in the manner specified. 3. Never taste any chemicals

14 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.

15 Safety Symbols Heating Safety Hand Safety Chemical 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. -If a chemical spills on your skin, notify the teacher and rinse with water for 15 minutes. -Carry glassware carefully. -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!

16 Safety Equipment Fire Blanket Located in the back of the classroom in the red container. Fire Extinguisher Located in the back of the classroom, mounted on the wall, by the door. How 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

17 Remember Safety First!