Clinch Valley news. [volume] (Jeffersonville, Va.) 18??-2019, 1889-02-01
SCIENTIFIC AND INDUSTRIAL.


an English brewer for advancing econo
oinic and sanitary science.
a Frenchman has invented Ike,
which simpliiies and renders lasting tn;
tuning OF stringed instruments.
A petroleum motor that will make fif.
teen miles an hour and cost 81 per day
to run is being tested In Chicago.
The watch manufacturers all over tn,
United States are crowded with work,
and competition is narrowing margins.
Psychologists have established the facl
That the masculine heart weights more
and is larger than that possessed by the
fair sex.
The Popular Silence Monthiy says that
no flying machine which will fly can ever
be constructed until gravity Is turned
wrong side uu.
a document enclosed in bottle was
dropped in the sea in March, 1886, by
the Prince of Monaco, to test the cur
rents. 1t has Just been washed ashore
at Orkney.
An envelope has been invented which
is tinted in such n manner as to turn
black, blue and red il an attempt is made
to opcn'is by wctting or exposing to
steam. Damp weather docs not affect it.
At Bcndigo, in the colony Of Victoria,
New South Wales, gold is now being
procured ut depth of 2400 feet from
the surface. This is the greatest depth to
which the gold seekers OF the autipudcs
have so far penetrated.
Corn is the source of nearly all the
starch consumed in the United States
In other countries starch is made from
potatoes, wheat, rice and Il variety OF
other materials. Maine produces n great
deal OF starch from potatoes.
An electric current observed on tclc
phone line running from Bridgcwnier,
Nova Scotia. to the mines thirty miles
away, is supposed To be produced by II
"natuial battery" formed by deposits
of copper, silver, lead and iron orc in the
vicinity OF the gold mine.
The interesting and important DIS.
covcsy has beer made that the llumcnts
OF incandcsccnt lamps soon break when
used near moving belts or other source S
OF frictional electricity. The life of
such lnmps may be greatly increased by
co cring them with wire netting con
nectcd with The earth.
Experiments by NJ. G. Govt indicate
that ordinary sunlight does not give us
the true co.orS of odics. These can
only be shown 10y light combining all
the visible colorcd rays, and giving n
complete continuous spectrum. The
spectrum of sunlight is interrupted by
bright and dark bands.
Concerning the habit Of coughing in
church, the London L,nret says: at
represents 10 n large extent avoidablc
evils, bred OF habit and thoughtlcss
imitation, and their very desirable re-
duction is therefore by no means hope
less. Even where n basis of disease
underlics the explosion little sclf-con-
troll could usually do something 10 lessen
It's force or its frequency"
a Swedish scientist claims to have
discovered the secret of pctrfyimg wood
by artificial process. lie thinks it will
be possible ere long TO construct cdilices
OF wood and convert them into stone.
AS 1t takes three months and costs about
$50 to pctrify II block of wood of the
dimensions Of one cubic inch, it will
probably bc some time before his pro ess
will he generally adopted.
Vi.i us Is inc thcory That trees promote
regularity and plentitude of rainfall and
generally accepted as though an axiom
i'll natural philosophy, it is being vigor-
ously attacked, says the .sanitayy Necs.
The trouble has been that only facts
favorable to this hypothesis have been
nvnilnblc. Now the result of impartial
invest CATION seems to show that cause
and effect have been badly mixed