Laboratory Design, Layout, and Safety Installations

Try these questions

5 questions from this lesson’s quiz. Start the lesson to answer them and see the right answers.

1. 1. Why must the doors of a science laboratory swing outwards into the corridor?

   • A. So that a rushing crowd cannot push the door shut against its frame
   • B. So that the door takes up less space inside the laboratory
   • C. So that fumes can enter the corridor more easily
   • D. So that the door can be locked more securely during practicals

2. 2. Continuous rinsing at an eye-wash station must last at least 15 minutes after a corrosive splash. How many seconds is this?

   Type your answer (in s) in the lesson.

3. 3. Experiments that produce noxious gases must be done inside an enclosed cabinet with a powered extractor fan. What is this cabinet called?

   Type your answer in the lesson.

4. 4. Where should the chemical preparation room and chemical store be placed in a school laboratory?

   • A. Beside the main student desks for quick access
   • B. Away from main student pathways, with access only for teachers and technicians
   • C. Next to the main exit so students can collect chemicals on the way out
   • D. In the middle of the laboratory so every bench is close to it

5. 5. Why are laboratory sinks usually placed along the perimeter walls?

   • A. To stop wet, slippery spillages across the central walkways
   • B. To make the sinks easier to hide from learners
   • C. To block the emergency exits
   • D. To make the room heat up faster

More in Laboratory Safety

• ▸Community Service Learning Water Purification Project
• ▸Acids, Bases, and Natural Indicators
• ▸Acids, Bases and the pH Scale
• ▸Introduction to Laboratory Safety and Rules
• ▸Chemical Hazard Symbols
• ▸Chemical Hazard Symbols
• ▸Causes of Common Laboratory Accidents
• ▸First Aid Measures Laboratory Burns and Scalds

See every Grade 7 Integrated Science lesson →