The Magnolia gazette., 1884-10-30
SCIENCE AND INDUSTRY.


Bituminons coal is produced in
twenty-seYen counties Of Pennsylvania,
and the annual output Is lS,000.0O0
tons
A new form Of dynamite is made
from poplar wood -four, and resembles
. vanished doughnut. It is as explo-
siye as the ordinary kind, hut far
safer.
George c. Pyle. a young inventor
Of Dayton, Ohio. has made a success
ful electric headlight for locomotives,
and company IS formed to manufac-
ture them. 1t IS claimed to light the
track for half mile ahead of the en-
g1ne.-Cle etiad Ledaer.
"A late novelty is a -four barrel made
from straw Julp, at Hartford, onn.
The pulp is run ia a mold and then
compressed BY powerful machinery.
. he barrels seem to answer fully for
ordinary shipping purposes, but have
no apparent advantages over the wood
barrel. commonly used, being about
the same price and weight Har.io o-d
lost
AN electrical tooth pulling machine
which is quick and almost painless in
its operations can pull as many as seven
teeth in five seconds. a pair OF forceps
protrude from nickel tube VIII ch is
connected with a wire, The foreeps
are applied 20 the tooth, the operator
touches spring, spiral arrangement
within the tube winds up in wink.
draws down the forceps Ike flash and
n an instant the tooth is jerked from
the Jaw and cast on the floor. N. L
sun
"A dumb piano is the latest device
for the enjoyment Of the neighbors Of q
musical family. 1t is an Instrument
the sound OF which is so far reduced by
strong felt border between hammers
and strings that the music can only be
sufficiently heard by the player TO
enable him to distinguish between the
chords. 1t was invented in Dresden.
where the "piano nuisan e. is a seri-
Gus matter m Chicago Times.
The cause Of the powerful muscular
contraction OF the claw of the common
crab after il mas bee severed from the
body with The scalpel has engaged the
attention of a New ork Psychologist
summering on the New Jersey coast.
| The contraction, he finds, is in the ma
/ ture Of death throe to the tissue, but
| the rigidily continues for about forty
minutes, when the rigid muscle sponta-
! ueously relaXes.
An Italian invention is compass,
1 in which the needle fioa's upon a pool
of water, tinctured with spirits OF wine
| to prevent free ing. The whole is in
closed in sealed case. The advantage
claimed for the compass is that, while
the ordinary movements of the needle
are free enough those ocoasioned by
sudden shocks are mod fed an soft
encd. The effects Of the dischar of a
hea Y cannon and of the pitching OF
the vessel are thus guarded again |.
Those who remember the wooden
cogs and screws Of tho cider mill of the
olden time would oaen their eyes ut thf
process o. cider making now in New
England. By means OF a grinder, as
many bushels can be grated in min.
ute as there are horse powers used in
operating the machinery An elevator
carries the apples 10 the hopper rs fast
a they can De used up The pomace
falls directly upon platform, and
when the cheese is complete the plat.
form rcyolves ike a railroad turntable.
] he cider is strained through racks ant
cloths Tanks in the basement are pro
vided for catching the juice, and By
means Of pump it is brought into III
various rcceptacles