I think the word 'germ' is from before we
knew there were viruses, so I think it's ok to
use 'germs' to mean only bacteria.
Also, viruses aren't exactly alive, so they
can't exactly be killed. They need to be inside
a living thing - a living organism - in order to
reproduce. I think the hand sanitizer would
probably disrupt a lot of their protein coats
and prevent them from getting into our cells.
I think hand sanitizer is good for times when
you don't have soap and water. Even if it's
only as good as washing with soap and water,
hand sanitizer works without using all the water
and towels we need to wash our hands.
Also, we don't need to remove all our germs
and viruses. Our immune systems get strong by
being exposed to low levels of germs and
viruses. So we only need to remove most of the
germs and viruses to protect ourselves from
Keep asking questions! Wikipedia has an
article on hand sanitizer, and here's another
link that asks the same question as you do:
Hand Sanitizers vs. Soap and Water
Antibacterial hand sanitizers are marketed to
the public as an effective way to "wash one's
hands" when traditional soap and water are not
available. These ...
Check out these sites to see how they agree
disagree with my answer!