Tag: covid

Covid 19 Continued

As I entered my favorite hardware store I saw multiple containers of hand sanitizer and cleaning agents on display.   Many boasted 99.9% kill rate for germs.  (The alcohol content is greater than the 60%.)   But Covid-19 is not a germ.  It is a virus.  A virus is an exceedingly small nonliving, oily particle that contains ….  Read More

Covid-19

Covid-19 pandemic has opened my eyes to the incredible complexity of the human body and to the many scientists and engineers that have improved our understanding and are working on developing solutions. We still have a long way to go