"Microplastics are fragments of any type of plastic[1] less than 5 mm
(0.20 in) in length, according to the U.S. National Oceanic and
Atmospheric Administration (NOAA)[2][3] and the European Chemicals
Agency.[4] They enter natural ecosystems from a variety of sources,
including cosmetics, clothing, and industrial processes." ... read more
on Wikipedia.
Apparently, we breathe and eat plastic each day. Microplastics have
been found in studies on the most remote islands (furthest away from
Human habitation) on Earth (even under rocks). It's kind of terrifying
when you think of it.
12 min video: Food lover Nazrudin Rahman is shocked to hear that
microplastics are in our food, water and air. Here’s how the cooking
show host discovers how to enjoy his food again – and keep his family
healthy:
https://www.youtube.com/watch?v=acMYHAmNLlE
The video mentioned microplastics possibly leaching from the piping
system... I frequently wonder about what the future effects of people
using PEX and plastic plumbing in their house for water supply... how
will this harm our health in the future? As for me, I'll keep sweating
copper pipes in my house.