Sunday, May 18, 2008

Science Fact Corner


EASY SMILE: Here’s a happy
fact. When you smile you use 17
separate muscles. When you
frown, 43 muscles are put to
work. Obviously, it’s easier to
keep smiling! Hehe
--------------------------
DUSTY SKIN: Where does all
the dust in our homes come
from? Mostly, from human beings.
People shed their entire
skin, flake by flake, about once
every four weeks. It is these tiny
flakes that make up much of
what we call house dust.

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