o..JI& •• '�LI.�: The effects of smoking
aboard an airaaft may be even than
smo on the ground. The reason: the
extremely 10 humidity in the cabin air
(the airaaft's air conditioning removes vir-
tualIy aD the moisture) and the decreased
oxygen content. Both, appai esItly, increase
the amount that the smo er absorbs into
his bloodstream. This increase is not
dangerous, but docs slightly decrease the
Care can be taken! WIth advanced pIan
nearly the hazards of jet travel can
controlled or, , minimjzwt.
amount of oxygen the blood can carry,
which in turn very. increases the
rldoad of the heart.