Clinch Valley news. [volume] (Jeffersonville, Va.) 18??-2019, 1892-03-18
POPULAR SCIENCE.

A bee does not weigh the hun
dredth part of an ounce.
1t is said that the grip this year par.
takes of the nature of neuralgia.
Electric motors have been SO greatly
improved of late that they will now pull
nearly $4,000 pounds.
Naturalists haYe enumerated 657 diff.
ierent species of reptiles OF this num-
Der 400 are as harmless as rabbits.
BY new system, compound sheets of
platinum and gold are used to make cru
sibles for use in industrial chemistry.
The Maine Cattle Commission mas dis
covered tuberculosis in cattle from Mass
schusetts, and has ordered that importa-
ton be stopped.
Steel smokestacks are being placed up
on the locomotives of the elevated rail-
roads in New York City, thus reducing the
weight from 500 to about 100 pounds.
An apparatus for purifying lubricatlnp
bills coming from machinery has been
patented in Norway whereby the same
oil can be used many times at trifino
expense.
In order to photograph the flying in.
sect, the exposure must last only 1-25,-
VOOth part of second. This the French
photographer, N. Marcy, claims 10 have
accomplished by the aid of u new instru.
ment invented by himself. He has also
photographed the blood globules circu-
!ating in vein.
Owing to the lack of penetrating
power possessed by the electric arc light
IN thick weather, its use in lighthouses is
not recommended. Inventive talent is
now being brought to bear in England to
ascertain better composition of the
cartoons, with view to supplying the re-
quired rays for penetrating effect.
The effect of recent explosion nj
Rome in which 265 tons of eunpowde1
blew up, has been observed on the bar.
ometer at the Roman College, which is
four kilometres fror, the magazine. The
increase of atmospheric pressure caused
by the sudden evolution of gases made
the mercury jump up ia nillimetres.
fI'he recent rise in the price Of camel
s0al has led the English gas companies
to look about for some other means O,
increasing the illuminating power of the
gus. This has been found in Russian
petroleum, from light product of which
according to Mr.. Weaver, rich gas i
now being supplied in Kensington Dy tn,
local company.
An extraordinary result has been OBJ
tanned by some experiments made in Eng
land in signalling with electric light
turned vertically to the sky. The liph,
nf ha ,.cf0
only IL miles, and then on a clear night
but vertical beam of light of far les,
power is visible just twice rs far, with
strong chance of its surmounting an or
binary fog.
Professor Krail, of Vienna, Austria, in
examining the bands of mummy, pro
badly of the age of the Ptolemies, which
for the last forty years has been pre-.
served In museum, has found strip o.
linen with several hundred lines of Etrus
can writing. In this text, which is TIN
longest we possess in that language, some
words occur that are to be found in Etrus.
can inscriptions known to us, but tn,
whole cannot. in the actual state of Etrus
can studies, be deciphered
Examination has shown that fish cam,
back to the stream where they were borr.
after having been out at sea for the win.
ter months. This is known by the marks.
placed on them and by the general DIFF
ference in the varieties of salmon and
shad which came to different streams.
This is not only curious and interest
ing fact, but an important one in the
consideration of the laws governing fish,
cries and fish culture, as it allows each
State to have its own system andprovidt
Tor its own fish.