8.4. Nanotechnology in Durability

Try these first

1. 1.

   What size range defines nanomaterials?

   Hint

   Think about how small nanotechnology works.

2. 2.

   What is one function of nano-silica in concrete?

   Hint

   Consider how it affects the density of the material.

3. 3.

   What is the primary benefit of using nano-silica in concrete?

   • A. Improves color
   • B. Increases density
   • C. Decreases cost

   Hint

   Think about what physical property is altered.

4. 4.

   True or False: Nano-TiO₂ can help keep concrete surfaces clean.

   • True
   • False

   Hint

   Consider how light affects the material.

5. 5.

   Evaluate the economic impact of switching to nano-enhanced concrete in construction projects.

   Hint

   Think about how durability influences project lifespans.

6. 6.

   Design a hypothetical infrastructure project that utilizes both nano-silica and nano-TiO₂, detailing the expected benefits.

   Hint

   Focus on concrete's future and its environmental implications.