The weekly Union times. [volume] (Union C.H., South Carolina) 1871-1894, 1892-02-05
scrENrrrIc AND INDUSTRIAL.
A cushion car wheel is new.

"A cu9nlon car wheei - be".
Petroleum block fuel is successful.
Germany stands at the front in elec,
trical science.
German physicians report several cure,
OF whoopiu1 cough bv incubation
A naturalist says that OF all animals
the horse has the acutest sense OF hear
ing.
The largest known moth is the Giant
Atlas, a psis>urf China, the wings OF
which meg 07lc inches across.
Tho eunS &c the Manitou aud Pixies
Peak Railfosd are reported to have snc-
eessfulIy used crude Colorado petroleum
for fuel
There is avery strong flow OF natural
gas in the bed CT the river about three
miles from Ventura, Cal. A lighted
match will set fire to a space six or eight
feet in diameter.
A careful examination OF the aqueous
humor of the eyes OF cattle will determine
whether they are suffering from tuberclc
or not. The bacili will be found there
iYrll cases where the disea exists.
The word knot, signifying certain
distance over water, is one -sixteth of u
mean degree OF the carth's meridian,
which in figures is 6, 076, S1S feet, 2025.6
yards, or one mile aud z6.5 yards.
a new railway is projected on which,
Instead of trains, single cars OF great
length will he propelled by electricity
supplied to them through the rails. The
speed to bo attaiued is from l20 to $50
miles per hour.
In order to prevent the accidents that
SO often nGcnc when life boats are
lowered from the sides of q ship there
has been invented raft that supports
the boat, AID from which it is launched
upon reaching the water.
Many savage tribes constantly use
without harm the flesh OF animals killcl
with poisoned weapons; and in recen.
Investigations with ANIMALS killed by
various poisons such rs strychnine,
tartarizcd antimony aud cscrinc the
flesh was found to be of uuimpaircd
flavor and to produce no i'll effects.
Professor II. l.. Garner, the prominent
scientist of Washing 5ton, who has been
III consultation with Paul du Cnrillu,
the African traveller, in regard to his
proposed trip to study the laugua res of
monkeys, has entered int, negotiations
with metal-working manufacturers at
Philadelphia for the construction Of the
cage to be used in Africa.
In u new method OF hardening plaster
Of paris, communicated to the French
Academy OF Sciences, the plaster is
t,iy nd # 81, a ,,F
fine, freshly Sla.lcl lime, and used with
rs little water rs possible. When thor.
oughly dry, it is treated with IL solution
oI either zinc sulphatc or iron sulphatc.
With the first, tho color rcmains white,
while the second, by gradual oxidation,
yields the color Of ilon rust.
DR.. Marcy, the eminent French phys.
iologist, has been studying the light Of
insects by rhotochronography, tie ap.
paratus used to obtain photographs
allowing exposures to be made So short
rs l25, 600 OF second. His obscrva-
tions indicate that the wings of insects
in flight, by meeting obliqucly the re-
Sstancc of the air in to-and fro move
mcnts, act i'll Il very similar manner to
the sculls used to propcl boats.
\ method of recovering the gold aud
silver waste of photographic processes
consists of suspondng in the liquids
containing the metals in solution plate
of carbon attached to the positive pole of
battery and z,nc plate connected
with the negative pole, the two being
separated by about IN inch aul half
The closing Of the circuit c,uS.S the
metal to be prccipitntcl t. the bottom pt
the solution III the form of black
deposit, which is dricl aud Ieclaimcd in
the form of metal by melting in cru.
chile.