Match the objective to this paragraph Always work with at least two people present in the lab room never alone If one person gets hurt the other person can help or call for emergency assistance 33 Explain why the buddy system is used in laboratory environments 34 Explain why various flammable and combustible materials should be available in limited quantities in laboratories 35 Discuss the considerations that must be taken into account when measuring flammable materials and transferring them from one container to another 37 Explain the reasons for good housekeeping in the laboratory 38 Demonstrate good housekeeping by maintaining a clean and orderly workspace 39 Identify and demonstrate the appropriate use of PPE for a given laboratory activity 40 Identify and demonstrate the appropriate use of common laboratory safety equipment e g safety shower eyewash station fire blanket fire extinguisher 41 Describe and demonstrate methods to prevent spills including situations involving falling containers or when transferring and transporting chemicals 42 Describe and demonstrate the appropriate use of common laboratory devices for heating e g Bunsen burners hot plates alcohol burners candles heat guns laboratory ovens 44 Describe the precautions needed when using any electrical equipment including inspection of cords and connections grounding and switches