Orange County observer. [volume] (Hillsborough, N.C.) 1880-1918, 1888-11-10
SCIENTIFIC AND INDUSTRIAL.

A Herlin scientist says salt is con
ducivc to longevity.
Brass solder may be made by using
twelve parts of brass, six parts of zinc,
and one part Of tin.
Antipylinc in doses Of one to three
grains IS recommended by Sonnenberger
as a remedy for whooping cough.
A gas stove has been invented to rival
the bookcase folding bed. 1t is con.
cealed III a handsome colonial clock
case.
Iithium is the highest metal known
and IS worth s1i0 per ounce. Gallium
j. the c~ostliest metal known and is
worth $500 per ounce.
1t is asserted that, under certain con-
ditlons, tue bark of the quilla tree Of
Chill possesses cleansing properties supe-
r.or to those Of the best soap .
Wonders are being continually &C
comn!ishcd by electricity. AZ French
electrician thinks he will soon7bc able
to produce a thunder storm ata1!l.
4 correspondent of the mverpool
Nrc"ry says that he heard some coE1et
playing from a photograph which had
been repeated more than Fhousand
times, aud all the notes were as clear and
distinct as ever.
a new carpenter rule has been in
vented by a Boston mechanic. 1t is Of
novel construction, and aside from its
uses ASA rule makes a very handy bevel
or square, in which legs may be adjust
ably clamped in any desired position.
The tax collectors receipts of the
ancient Egyptians were Inscribed on
pieces of broken crockery. Some Of
them, from the British museum collec.
ton, have been translated, and show
the tax in Egypt under the early
G., sars.
A new chain wrench for plumbers is
especially adapted for use IN connection
with pipes, and is so constructed that
the pipe may Returned from right to left,
or vice versa, without removing the
wrench, while 1t permits of tightening
the chain less than the length of a link.
The French in Cayenne are said to
hold in great dread the Lur1Iia Lom-
tair.r4l, or man-eating fly. This in
sect lays its eggs in the mouth or nos
trlis OF sleeping. and especially of
drunken, individuals, and the llatched-
out lqI0n usually produce "a horrible
death.
The Colt arms factory at Hartford,
Conn, will soon begin the manufacture
of the 600 navy reyolvers for the
nlted States Government. The new
piece IS a ti,c-shooter Of thirty-eiyht
calibre. Besides being self cooking. al
the cartridges may he instantly removed
by a pressure Of the thumb.
B~lacksmiths, who sometimes get hold
Of fractions horses, will appreciate the
device # a Sidney COhiol man. The
invention is a horScshoclng rack. and
consists Of a pcn, readily adjustable to
the size Of any animal, and in which a
horse can be securely fastened. the "a k
being made so that it can be readily
taken down and moved out of the way.
rcnch chemists now obtain from The
essence OF blrch bark, bg l~ectitcation
an essential oil which possesses anon.
other pFopr.enes that OF beipg fatal /,
ln>et life, and an electrically lnsuiatin,
t4rry substances; and these two product.
are 80 treated and combined with othe,
substances - TO produce an antI-Oxid n
IN comp anl and ali Insulating materj,
capable u the same applications a:
eOonI;e,
by means OF recent improvement.
madc IN the manufacture Of rites =,
many - lHo barrels can now b. rolled il
an boar by one machine. They arr
straI-a1cnct cod and bored with CORE.
Sy"n,s.nI speed, and even the riding j
1one automatically, so that one mar
tending SIX machines can turn out SIM,
NoE seventy barrels Ter dav. With IN,