The Hickman courier. [volume] (Hickman, Ky.) 1859-current, 1881-09-23
POPULAR SCIENCE.

SODA put into sea water makes 1t tit
for washing clothes.
The nearer a rain-cloud is to the
earth, the larger the drops.
UNDER-sHor wheels require a much
larger body of water than over-shot.
The diamond Is rather more than
three and one-half times heavier than
water.
On or essence of pine apple is obtained
from the product of the action of putrid
cheese and sugar.
a HORNETS nest - being the finest
woolly substance known-is the best
pohsher for glass lenses.
AcCoRDING to seamen, n green hue
of the ocean indicates soundinGs, an in
digo blue profound depths.
SPIRITS of camphor makes a good
barometer, as it is cloudy before storm
and Gear IN fair weather.
LEECHEs may be induced to bite more
readily by bathing the surface 10 which
they are applied with milk.
i BoDY which weighs one pound at
our equator would weigh five ounces six
drRchms at that OF the planet Mars.
4 STEEL bar held in the natural direc-
ton of a needle. aud struck several blows
with hammer. viii become magnetizsd.
Pencil marks can be rendered iudeli-
ble 10y dipping the paper III skim milk
and ironing on the wrong side after dry
ing
The largest bituminous deposits in the
world are Ia Asphaltic Lake, or Dead
Sea, IN Judea, and Tar Lake. in Irini-
dad
TIE icebei-s Of the Southern hemis
pheres are much larger than those of the
Northern, and frequently attain height
OF 900 feet
WE cANNog determine the sound of a
string which makes less than thirty yibra-
tions per second, or of one which makes
more than 1902.
PAPER can be made transparent by
spreading over it, with a feather, very
thln layer Of resin dissolved In alcohol,
applied to both sides.
Is number of examinations of the
heart-beats of the dying. Bouchat re-
corded SIX seconds as the longestinterval
between the pulsations.
THE diamond is the purest crystal car
bon found IN nature Plumbago, OF
which lead pencils are made, is the next
purest. Coal is crude carbon.
Ir IS a popular mistake to call a thin.
fiaky, semi-transparcntm mineral isinglass.
Isinglass is fish glue, and has nothing to
do with the mineral, which is mica
SILK articles of delicate shades should
not be folded IN white paper, as the
chloride of lime used III bleaching the
paper viii probably impair the color OF
the silk.
DIssoLvING five ounces of inter and
the same quality OF sal-ammoniac, finely
powdered, in nineteen ounces of water,
viii reduce the heat of the liquid forty
degrees.
A GOOD microscope may be made by
boring a small hole IN piece of tin and
filing At With sSaae eisar drop OF the iaissTn
OF the common fir. 1t will magnify sew
enty-ive diameters.
THE sunbeam is composed of three
distinct rays, one of heat, one of light.
and one called the chemical ray. The
blue or chemical ray is greater In spring.
the light ray IN summer. The chemical
ray is less in autumn.
Ii A lamp chimney be cut with a dia-
mond on the convex side, it will never
crack with the heat, as the incision af-
foTNls room for expansion and the glass
after cooling returns TO its original shape,
with onlya scratch visible where the cut
was made
ARSENIC Is not freely soluble in any
organic mixtures and may generally be
found as white sediment, which. when
thrown upon red-hot Goals, gives ont a
strong odor like onions and a thick
smoke. Common arsenic can not be de-
tected 10y the taste.