Question

is not the ill-effects caused by nanotechnology?
1. Limiting the use of nanotechnology.
2. Minimizing the spreading of nanoparticles using nanofilters
3. Acting against production of nano armaments
4. Testing the amount of nanoparticles in air using nanosensors.​

Answer 1

Answer:

answer is 4)Testing the amount of nanoparticles in air using nanosensors.

Answer 2

Answer:

thanks for free points.......