2.2 SAFETY AND RULES IN BIOLOGY LAB

• EMERGENCY SHOWER STATION


  Used when chemicals or hazardous substances come

  into contact with the skin.

  
• EYE WASH STATION

  Used to wash the eyes when exposed to chemicals or hazardous substances.

  
• FUME HOOD


  To avoid breathing in hazardous gases like chlorine, bromine and nitrogen dioxide.

  
• LAMINAR FLOW CABINET


  Provides a flow of filtered air for a clean work area in the laminar flow cabinet.

  
• BIOLOGICAL SAFETY CABINET


  Provides an enclosed work space to study materials that have been (or are likely to have been) contaminated by pathogens.

  
• GOGGLES

  To protect the eyes from hazardous chemicals

  
• FACE MASK


  To protect against smoke, vapour and dust that can affect the respiratory system

  
• LABORATORY GLOVES

  To handle biological samples

  
• HANDWASH


  To remove germs on hands

  
• LAB COAT

  To protect the skin and clothes from dangerous chemical splashes

  
• LAB SHOES

  To prevent injury from glass shards and chemical spills

  
• Substances that can be disposed into the sink

  • Chemicals with pH values 5-9
  • Low concentration liquids and solutions that are harmless to users (sucrose solution, dye solution, distilled water)
• Substances that cannot be disposed into the sink

  • Organic solvents (acetone, alcohol, benzene)
  • Substances that have a pH value of less than 5 or more than 9
  • Chemicals (acids, greases, oils)
  • Solid waste (chemicals, glass, rubber)
  • Heavy metals (mercury)
  • Volatile substances
  • Toxic substances
  • Organic waste(microorganisms, carcases)
  • Reactive substances
  • Radioactive substances