St. Landry democrat. (Opelousas, La.) 1878-1894, 1893-03-11
SCIENTIFIC AND INDUSTRIAL.

The glow worm lays luminous eggs.
Banana flour has been produced in
small quantity in some parts of Australia
Nutmegs in the quantity of two 0,
three drachms will cause both stupor and
delirium.
Oyster shells laid on the hot Goals in
q stove or range will loosen clinkers on
the friedrich, SO that they may be easily
removed.
It is stated by an actor that the cleo.
trio lamp used as footlights is harder On
the eyes of the performers than either
gas or candle light
Numerous experiments to determine
the best fire. resisting materials for the
construction of doors have proved tina.
wood covered with tin resisted the fire
better than an iron door
The msin elements ia the makeup of
the world are oxygen, nitrogen, hydro
gen, chlorine, carbon, florne, phos-
phorous, silicon, sulphur, aluminium,
calcium, copper, iron, lead, potassium
and sodium.
Oysters come nearer to milk than all
most any other common food material
ss regards both the amounts and the rel
alive proportion of nutrients, the food
values Of equal weights of milk and oys.
ters being nearly the same.
1t is somewhat singular that, notwith.
standing the great advances made in
chem stry and nletallurgy, no other more
satisfactory silver alloy has ct been dis
covered for coming and other purposes
than the alloy used 800 years ago.
The best lighted city in EIrope is
Milan. American machinery only Is
employed in its two central stations. A
curious feature Of the system Of distri-
button is that the wires, instead of being
carried on poles, are suspended from the
brackets under the caves of the houses.
In summer at Paris the Slene deliver:
to the two parts Of the bridge Pont.
Neuf about hundred cubic inches OF
water every second, moving with force
of $500 horse power. Every hour
$50, 900 cubic metres of water pass ln-
der the arches of the bridge, Or s 64o,-
900 cubic metres in day.
A Roman has offered King Humbert
d novel instrument of warfare. This is
a projectile, which on being shot from
a cannon and striking an object will
produce a luminous disc of 100, 900
candle power, and thereby expose to
view an enemys position by night at a
distance of from three to four miles.
A miniature thunder factory has been
constructed for the science and art de-
partments at South kcnsingtor, Eng
land, with plates seven feet in diameter,
which, it is believed, would give sparks
thirty inches long, but no l.. den jars
have been found to stand the large, all
being pierced by an enormous ensi on.
NJ. Bourdelles, Chief Engineer Of
French lighthouses, has perfet ed q sys-
tenn by which he can pro ect q force OF
900, 900 candles by means of four lenses
instead of twenty -four, as previously,
aud by novel system of rota on make
the clash every twenty seconds. This,
the inventor claims, is the finest result
yet achieved anywhere.
Electric light baths are among tbs
latest inventions. The necessary parts
of such bath are a cabinet which will
inclose the entire body except the head,
and fifty electric lamps of sixteen candle
power, or 10 volts, arranged about the
body in groups, with separate switch
for each group. The light is thrown on
B section at time, making the patient
risky and browning the skin like an
ocean bath.
c. c. Jennings, formerly superin.
:endent of the Brush Electric Light
Company of Buffalo, N. Y, has pat
ented a system of telephone communi-
cation, by means of which barbed wire
fences can be utilized between railroad
stations, farmers houses aud large
ranches. The patent involves the use Of
q portable trausmlttel or telephone,
which eau be attached to the bsr5ed
wire at any point, and by which mes
sages can be received or sent to railroad
stations or other places at which there
are regular telephones.