The Forest Republican. [volume] (Tionesta, Pa.) 1869-1952, 1890-11-12
SCIENTIFIC AND INDUSTRIAL.

achievement.
Glue from whale refuse is new ar
ticle of commerce in Russia.
Electricians are beginning to look
ibout for a substitute metal for copper.
A stenographic instrument used by the
italian Parliament is capable of record
ing 250 words minute.
A rich deposit of mercury has been
found three feet below the surface at
Mantche, near Wippach, Austria.
A lighthouse built of masonry or con.
crete is said to be the only thing that
can stand the terrific force of the seas on
Hatteras Shoals.
Silk from paper pulp is made smooth
and brilliant, has about the same elastic
ity as ordinary silk, and is about two
thirds as strong.
According to DR.. Chaille, woman's
average life is longer than mans, and in
most parts of the United States her ex-
pectation of life is greater.
DR.. Koch of Berlin, who claims to be
able to cure consumption by incubation,
is about to begin experiments on human
patients who are afflicted with tubercu.
losis.
Professor Mendenhall, the new chief
Of the United States Coast Survey. is
about to attempt to locate anew the
magnetic pole of the northern hemi-
sphere.
Blackening the nose and cheeks under
the eyes has been found an efeetual pre-
Ventive of snow blindness or the injur-
ous effect of the glare from illuminated
Inow to eyes unaccustomed to it.
1t is proposed securing knife blades
to the stern bearings of steam launches,
FOR the purpose of cutting the weeds as
;he vessel steams along, with n view OF
preventing the screw from fouling.
Natural gas has become so scarce at
Pittsburg, Penn, that many of the lead
ing iron works cannot run full time, and
:he probability is that they will be
obliged to return to the use of coal.
A new material called rubber velvet is
made by sprinkling powdered felt of any
/ color over rubber cloth while the latter
is hot and soft. The result looks like
felt cloth, but is elastic, waterproof bad
exceedingly light.
There is as yet no satisfactory machine
Tor cutting cornstalks in the field. Self
binding reapers are used in some locali-
| ties to cut the smaller varieties of corn,
but for large, fully matured sorts these
| do not work we'll.
In some ninety species of plants grow
ing both on the coast and in the interior
Of France, Pierre Lesage has found that
| proximity to the sea causes thickening
Of tie leaves. Artifcially salted soil
produces the same result.
Several doctors have been sent by the
! Russian Government to Asia Minor to
test by experiment the treatment of
cholera with the Ferubia Sumbul, plant
growing in Turkestan and possessing
inti-spasmodic properties.
Experiments, it is announced, are being
conducted in the channel near Folke-
stone, England, for the purpose of test
ing the geological structure of that por-
lion of the sea bed upon which it has
Oeen proposed to construct @ bridge
across the straits.
Compressed air, instead of steam, will
probably be used in our cities to operate
machinery. The pipes for its transmits
sion will be laid three feet below the sur
face; the air, besides giving power, will
gentilate workshop. Engineers who
nave examined it say it will be a great
Improvement over steam power.