Passaic City record., 1892-03-05
SCIENTIFIC AND INDUSTRIAL.

Aluminium is the best conductor of
heat and electricity.
Porcelain is being made from asbestos
in Paris, France. It is said to be a su-
perior article.
It has been discovered that colors when
passing through prism can be made to
produce sound.
1t takes eight times the strength to go
upstairs than is required to walk the
same distance on level.
The theory that diamonds owe their
origin to volcanic eruptions receives sup
port from eminent scientists.
Fammarion, the French astronomer,
is of the opinion that before great
while we shall be able to talk with the
inhabitants of Mars.
Mr.. HalY, of the Colombo Museum,
has discovered that carbolized oil is one
of the best preservatives of the colors of
fish and other animal specimens.
EQUAL parts of ammonia aud turpen-
tine will take paint out of clothing if it
be hard and dry. Saturate the spots as
often as necessary and wash out in soap
suds.
A quarry of natural cement stone has
been discovered in the Province of Natal,
South Africa. Near by are extensive
coal deposits, which supply the fuel to
burn the stone.
On farm in the suburbs of Provi-
dence, r. l., there has been located what
is claimed to be one cf the largest and
richest veins of granite east of the Black
Hills, if not in the entire country.
The British Museum has discovered
that the two alleged etruscan antiquities
which it recently purchased at an enor-
mously high figure are mere Italian
-ssfakes," and are absolutely worthless.
a Paris electrician has succeeded by
means of his battery in forcing violets.
It took four hours to grow his first batch.
The bunch was plucked, tied with arb
bon and sent to the ex-Empress Eugenie.
Lick Observatory in California has just
been notified by telegraph of the new
discovery Of new star near Chi Aurigae.
It is of the fifth magnitude and there
fore easily visible to the naked eye. It
has spectrum with bright lines.
Dried sulphate of copper in soap has
valuable antiseptic and healing proper
ties, almost entirely neutralizing by its
use the ordinary dangers of physicians,
nurses and any persons who are exposed
to blood poison through cuts or
scratches.
In the coming Crystal Palace Electri.
cal Exhibition in London, England,
upon the payment of small fee, persons
will be able to listen through the tele-
phone to the music performed at theatres
in London, Birmingham, Manchester
and Liverpool.
1t is said that a syndicate of Swiss and
English capitalists have been formed to
utilize part of the falls of the Rhine at
Lauffenburg for the generation of cleo
trio energy. The water will be led to
turbine wheels and 1000 horse power will
be developed.
A meteor which fell in Alabama
plowed up furrow about as large as
flour barrel and three or four feet deep,
then bounded and struck large pine
tree six feet from the ground, shivering
the tree. 1t then exploded, scattering
its fragments in every direction, cut
ting down small growth and tearing up
the ground.
Carl Lurnholtz is now exploring the
natural history and archaeology of the
Sierra Madre in Northwestern Mexico.
Among the birds of the Sierra Madre is
the great woodpecker which is twenty
one inches long, and is therefore the
largest woodpecker known. It goes in
pairs, and cannot be killed except by
The rife. These birds will feed for one
or two weeks on single tree, so that in
many cases the trees fall down.