> > Back in the 1940's  I was exposed to the idea that our
blood contains the
> same proportional amount of salts as does Seawater.
> <SNIP>
> > Is there a blood test for the salts in our blood?
>
> It wouldn't be very scientific, but you could draw some
blood from a vein
> and put a drop on your tongue then a drop of seawater and
see which tastes
> more salty.
> I am sure any lab could test your blood for the level of
Sodium Chloride,
> but it would cost more money than the taste test.
>
Certainly NaCl or sodium chloride  also called "Salt"  and
"Table Salt"  is the predominate salt in Sea Water,  However
If one looks up "Sea Salt"  in a qualified  place there are
a large number of  other salts reported.

Lorenzo