2.1. Importance of Nanoparticles

Try these first

1. 1.

   What is a nanoparticle?

   Hint

   Think about the scale of particles in nanotechnology.

2. 2.

   Why is source apportionment important?

   Hint

   Consider how we track pollution.

3. 3.

   What is a characteristic size range of nanoparticles?

   • 1-100 nm
   • 100-500 nm
   • 500 nm - 1 µm

   Hint

   Recall the definition of nanoparticles.

4. 4.

   Is aerodynamic diameter important for respiratory health?

   • True
   • False

   Hint

   Think about how air and particles interact in the lungs.

5. 5.

   How would you design a study to measure the impact of automotive emissions on air quality using nanoparticles?

   Hint

   Consider both qualitative and quantitative approaches in your design.

6. 6.

   Discuss the potential health implications of exposure to ultra-fine particulate matter.

   Hint

   Think about how small particles can penetrate deep into the lungs.