If you like, we could divide all our arsenic atoms into 'microparticles' that each contain: ~100000000000000 atoms. At that point your arsenic particle and plas

If you like, we could divide all our arsenic atoms into 'microparticles' that each contain: ~100000000000000 atoms. At that point your arsenic particle and plastic particle intake would be the same. My whole point is that we are dealing with crazy big and crazy small numbers. Without more context they are all meaningless.