Equipment and Shop Safety Safety Unit
2 General Safety Rules 1. Listen to or read instructions carefully before attempting to doanything. 2. Wear safety goggles to protect your eyes from chemicals, heated materials, or things that might be able to shatter. 3. Notify your teacher if any spills or accidents occur.
3 General Safety Rules Roll up loose sleeves. Know the location of the fire extinguisher, fire blanket, eyewash station, and first aid kit. Keep your work area uncluttered. Take to the lab station only what is necessary. Tie back long hair
4 General Safety Rules It is suggested that you wear glasses rather than contact lenses. Never put anything into your mouth during a lab experiment. Clean up your lab area at the conclusion of the laboratory period. Never horse around or play practical jokes in the laboratory.
5 First Aid Injury: To Do: Burns Immediately flush with cold water until burning sensation is lessened.
6 Injury: Cuts, bruises First Aid To Do: Do not touch an open wound without safety gloves. Pressing directly on minor cuts will stop bleeding in a few minutes. Apply cold compress to bruises toreduce swelling.
7 Why All the Fuss? Exposure to Hazardous Chemicals Can Result in acute or chronic health effects Acute occurring within hours or days of exposure Chronic occur after exposure over many years
Reporting Accidents Precautions must taken to prevent injuries All accidents should be reported no matter how slight A small scratch might lead to serious infection Immediate attention can minimize the seriousness of the injury
9 Personal Protective Equipment (PPE) PPE Should Be Considered While Using Any Equipment in the Lab that Needs Caution. Minimum Recommended PPE: Safety glasses, gloves (if heating metals), safe distances from other lab workers
Sharp Objects Always cut away from fingers and body Always carry sharp objects with points and tips facing down and away Never try to catch falling sharp instruments Grasp sharp instruments only by the handles
Safety Symbols Know safety symbols They appear in your laboratory activities They will alert you to possible dangers They will remind you to work carefully
Safety Colors Red Orange Yellow Blue Green Black and Yellow Stripes Black and White Stripes White Gray
Safety Colors Red= Danger (Red is used to identify areas or items of danger or emergency such as safety switches and fire equipment Orange= Warning (Orange is used to designate machines hazards such as edges and openings
Safety Colors Yellow= Caution (Yellow is used is used to identify parts of machines, such as wheels, levers and knobs that adjust the machine. Blue= Information (Blue is used as signs of warning or caution (Out Of Order)) Green= Safety- Safety equipment, safety areas, first aid and medical practice
Safety Colors Black and Yellow Diagonal Stripes= Radioactivity- Radiations Hazards White= Traffic Areas-Arrows show direction of traffic White and Black Stripes=Traffic markings, Barricades Gray= Floors- Floors of the work area
Safe Equipment Operation Any tools and equipment should be used unless exact operating instructions have been received and understood. Improperly using tools or using tools that are not properly maintained and inspected is prohibited- Due to the potential of to cause serious injury. Operators of tools and equipment should: Wear appropriate Personal Protective Equipment Equipment properly maintained and inspected Use all safety features
Work Behavior In the shop the following behaviors are prohibited due to safety concerns: No running No horseplay No wrestling No pranks Exhibiting this type of behavior can cause your removal from the STEM program
18 Types of Labels NFPA Diamonds and HMIS Bars are Color & Number Coded with Hazard Information DOT Symbols Are Usually Found on Shipping Cartons
Material Safety Data Sheets (MSDS) An MSDS Must Be on File & Available for Each Chemical in the Lab. An MSDS lists: Product Identity Hazardous Ingredients Physical Data Fire & Explosion Hazard Data Reactivity Data Health Hazard Data Precautions for Safe Handling & Use Control Measures 19
Match the Extinguisher to the Risk! Fire Extinguishers Must Be: Clearly labeled to indicate the types of fire they are designed to extinguish. Visibly inspected monthly and maintained annually. Class ABC Extinguishers Should Be Located: At the Laboratory Exit Within 50 Feet of Any Point in the Lab. Class D Extinguishers Are Required for Combustible Metals. 20
Safety comes first! Always wear safety glasses. When working with heated objects, always wear gloves. No running or horseplay. Learn to do a job the right way. Report all injuries to the instructor. Observe all warning signs or tags.
Turn off machines when not in use or during repair. Unless you have been taught to run a machine, don t use it. Always use the proper tool for the job. Avoid wearing loose or overly baggy clothing when working with machinery. Be aware of people around you at all times. Use correct shaded lens when welding. Know where fire escapes and fire extinguishers are.
Remember to Stay at your work station Maintain a clean work area Read and follow all directions Report any spills, accidents, or injury to the teacher immediately Clean and put away all equipment at the end of the lab period Dispose of waste products according to instruction