The free press. (Poplarville, Miss.) 1890-19??, 1893-02-16
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 OF
three drachms will cause both stupor and
deirium.
Oyster shells laid on the hot Goals in
stove or range will loosen clinkers on
the frebrick, so that they may be easily
removed.
1t is stated by an actor that the elec-
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 that
wood covered with tin resisted the fire
better than an iron door.
The main elements in the makeup of
the world are oxygen, nitrogen, hydro
gen, chlorine, carbon, fuorine, 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
as regards both the amounts and the rel
ative proportion of nutrients, the food
values of equal weights of milk and oys-
ters being nearly the same.
1t is somewhat singular that, notv ith.
standing the great advances made in
chemistry aud metallurgv, no other more
satisfactory silver alloy has yet been dis
covered for coming and other purposes
than the alloy used 500 years ago.
The best lighted city in Europe 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 delivers
to the two parts of the bridge Pont.
Neuf about hundred cubic inches of
water every second, moving with force
of $500 horsepower. Every hour
$50, 600 cubic metres of water pass uu-
der the arches of the bridge, or $780,
600 cubic metres IN day.
A Roman has offered King Humbert
novel instrument OF warfare. This is
projecti's, which on being shot from
cannon and striking an object will
produce a luminous disc of 100, 900
candle power, and thereby expose to
view an eneny's position by night at q
/ 'listalce of from.three t. f0u lAiies.
A nIniatulo thuu1ee factory has been
construc ed for the science and art de-
partments at South Konsiagton, Eng
land, with plates seven feet in diameter,
which, it is believed, would give sparks
thirty inches long, but no Lsyden jars
have been found to stand the charge, all
being pierced by an enormous tension.
NJ. Bourdelles, Chief Engineer of
French lighthouses, has perfected sys'
TEN by which he can project force of
$500, 600 candles By means of four lenses
instead of twenty-four, as previously,
and by novel system of rotation make
the "ilash" every twenty seconds. This,
JHe inventor cIaiins, Is tle nues1 IcSui1
yet achieved anywhere.
Electric light baths are among tho
latest inventions. the necessary parts
OF such bath are a cabinet which will
inclose the entire body except the head,
aud fifty electric lamps of sixteen candle
power, or 10 volts, arranged about the
body in groups, with a separate switch
for each group. The light is thrown on
SECTION at time, making the patient
frsky and browning the skin like an
ocean bath.
C. G. Jennings, formerly superin.
teudent of the Brush Electric Light
Company of Buffalo, N. Y, has pat
cntcd system of telephonic communi-
cation, by means of which barb9d wire
fences can be utilized between railroad
stations, farmers houses and large
ranches. The patent involves the use of
portable transmit.cr or telephone,
which can be attached to the barbed
wire at any point, and by which mes
sages can be received or sent to railroad
stations or other places at which there