10 / 78
--:-;7"'"' ....• •. - •.
.:.·:':',,__',~:.~·
..
.-~?~~.--t.
I
l:'
10
AQUJIOUB
BJIVBBAQB&
I,
pleasant. Rain water that
baa
.been
in
contaci
with
.lead, should on
DO
aecount
be
med
for.
drink. •.
...,...;.--"
N. B. By
adding monthly
an
ounce
of
Epsom
salt.s
to
the cistern in which
r&in
water
is
collec–
ted,
an
insoluble covering
is
formed
on the lead
which prevents
its
being dissolved.
SNOW WATER
Resembles
rain
water
closely, but
It
contains no
air, hence no fish can live
in
it ; it is a common
but false opinion that
its
employment eauaes
Derbyshire neck (broncbocele),
arid
other
d.iserr–
ses, but these occur where snow
is
neYer
seen,
:
and
do not affect the inhabitants
of
many
coon- ·•
tries
who
use
snow water frequently.
Captain
Ross
states
that
snow
does
not quench but bacreual .· ·
thirst, and that the natives
of
the
Arctic region, .
" prefer enduring
the
utmost extremity
of
this '
feeling rather than attempt
to
remove it
by~,:
ing snow ;" when melted
it
is •
efli~
• ··
other
kinds
of
water.
.
-:
I
:
SPRING; WELL, AND PUMP WATERS.
These kinds
of water, which may all
be
refer-.·
i
red
to the sa.me eource, are frequently
dietin–
guished
by
their extreme
hardness
;
this
qua.l~ty,
·
~
depends upon the presence of earth7 salts (chief- ·
ly
sulphate and carbonate of lime), renders ·
them quite unfit
for
use in · tea.-making or cook–
ing, and causes them to
be
injurious
to
persons
sutfering from indigestion. The natural mstinct
of the horse often leads
him
to
reject t_he
m<lM
•