bcks. In your home, the air
you
you
breathe, the water you drink, the
food you eat, the cigarettes
smoke, your own body, all contain
Skiing and winter sports
-0.01 mSv/yr
X-ray examination
small
amounts
of
radiation.
Radiation which occurs naturally
is called
radiation'.
0.
.5-1 mSv each time
'natural background
Smoking (20 cigarettes/day)
-0.5-1 mSv/yr
Not
only
must
your
body
each
Supposing that, in addition to
eating,
year you travel
inevitably
receive
natural
2,000 km by plane and have
an
background
it radiation,
also
X-ray
that examination,
you
receives
radiation
from
wear
a luminous
watch, that
artificial
sources.
Colour
you
watch television and take
television
has
enriched and
part
in winter
sports,
then
brightened
up your life,
your
each
year you will receive
a
luminous watch helps you in
your
dose
of radiation
equivalent
work, air
travel brings you
to 1.4 mSv.
comfort and
pleasure, X-rays
permit you to
discover illnesses
early
but
all of these
artifical
increase the amount of
radiation you receive.
28