Turner County herald. (Hurley, Dakota [S.D.]) 1883-19??, 1883-05-10
SCIENTIFIC sCINTILLATIoNs.

Mr. F. STohBA proposes to substitute
graphite for sand in the ordinary labora.
tory bath. Graphite does not scratch
| glass vessels and is much more readily
| heated.
MIR. Il. TAYLOR prepares the well knoWn
Rupert's drops by letting the molten
glass fall into cold saturated solution of
ammonium chloride in cylinder about
is inches long
In Great Britain the loss to the gov
ernment by worn silver Withdrawn from
circulation because of deficiency of weight
caused by wear and tear amounted last
year to Sl40,000
PROF. BERTHELoT maintains that the
true element carbon is as yet unknown;
that II must be of gaseous nature, ard
that diamond, graphite, etc., are but
states of the verltable carbon.
KRUPp's works, at Essen, now employ
439 steam boilers and 456 steam engines
with the aggregate Of Is, 800 horse pow
er. There are SO steam hammers. car.
rying weights ranging from 200 pounds
10 so tons.
| A CRYSTALLINE aluminium boratc has
been discovered by NJ. Jeremiew in the
| Soktoni Mountains, near Adoua- Teb-
OF, Siberia. The extract composition
of this new mineral species has not as
| yet been determined fully.
A WRITER in Que of the medical Jour
nails says he las found the application of
strong sointion of chronic acid, three
or four times day, by meaDs of a
camePa hair pencil, to be the best aud
easiest method for removing warts.
A GOOD luiing FOR conduit pipes con-
sists of equal quantities OF burned lime,
cement, potters' clay, and loan well
dried, ground, and slfted. and then init
mately miStd up aud kneaded with lin
seed oil and vlrnish. For water pipes
1t Is well to use more cement.
To remove fixed glass shoppers. tap
a1d then unscrew with this sort of a
wrench made Of piece of strong wood
Have the wood 5inches long and inch
in breadth and depth, with piece NOR
tised ont large enough to admit the fat
pat of the glass stopper.
MEssEas. ELsTER AND GEITFL state
that the views of Hankcl on the electric
lty of flames, published in 1858, but
only recently come TO their knowledge,
have been confirmed by their own espcr.
iments, which show that galvanic cIe-
ments may be formed of heated gases
aud metals without the introduction of
flame.
A CORRESPONDENCE the Tropical Ag1i-
culturlst says regarding the destruction
OF ants: "Take a white china plate and
spread thin covering of common lard
over 1t. Place it on the shelf or other
place infestedby the ttoublesomeinsecta.
You will be pleased with the result.
Stirring up every morning is all that le
needed to set the trap again
THIS is recommended by d. e. Pus-
cher as an excellent process for render
ing cement and lime less subject to the
influence of the atmosphere: He insists
that the cement materials should be al
lowed to remain in cold solution of one
part of ferrous sulphate in three parts of
water for "a hours, and should then be
dried in the air. The compound of iron
bydroxide formed renders the cement
tirmer and harder.
The setting of gypsum, says NJ. G.
Chatellier, is the result of two quite dis.
tinct pbenomen a, which take place at
the same time. On the one hand, por-
lions of anlIydrous calcium sulphate
when moistened with water, dissolve Ms
they are hydrated and form super sat
urated solution. On the other hand,
the same solution deposits steadily crys.
tails OF the bydrated sulphate, which
gradually Augment in bulk and unite
together