Clinch Valley news. [volume] (Jeffersonville, Va.) 18??-2019, 1889-05-17
POPULAR SCIENCE.


Tho idea Of using carbon for DYNAMO,
brushes is again attracting attention.
Electrical experts say that the next
census is to be tabulated by electricity.
The sounds of the heart have been "a &
corded and reproduced by the phono-
graph. &
Thick brasa wiro has been made as
brittle as glass by being kept extended
and subjected to vibrations.
The Atlantic liners accomplish their
speed with consumption of IL to IL
pounds of coal per horse power.
A now electric danger signal, as an
additional signal to the present visible
signals, has been lately introduced.
A submarine telephone line is being es-,
tablished between Buenos Ayres aud
Montevideo by O Belgian Company.
There are in Vienna at present six
companies who mako business of hir-
ing out steam boilers to small manufac-
turers.
Recent researches show that tho elec-
trical organs arc really modified muscu-
lar organs or the nominations OF nervous
structures In muscles.
A one.thousand- milo submarine cable
Is to DO laid from Ban joewangie to
Western Australia to avoid interruption
from volcanic uphoaval.
Files can, 1t is said, DO recut by clean
ing thom in acidulatcd water between
two platos OF carbon and closing the
circuit so as to form n rcal voltaic cell.
Vontilato tho cellar. II no efficient
means of ventilation exist, throw open
the doors and windows on warm days.
Disease and death Turk in many cellars.
The discovery Of new glass for max.
Ing lenses Is announced from Sweden,
which is stated to possess iivo hundred
times tho magnifying power of tho
Ions In use ut present.
Helmholtz has shown that IL an in
yisible jet Of steam DO electrified or
heated it becomes visible with bright
tints Of different colors according to
tho potential of the atmosphere.
While the summer of 1883 was unusu-
ally cool and moist in tho United States
and most of Europe, tho people of Nor
way endured heat which ia snid to havo
surpassed the highest before observed
during this century.
Tho temperature of Siberia was once
much mildor thnn at present. This
Change Of climate Is said to account for
the conversion of whit werc once sedon-,
tary birds thoro into birds that migrate
to South Africa and elsewhere.
From timc immomorial tho PRACTICE OF
massags has boon known to tho Fijians,
from whom tho Samoans first, and thon
the Tongans, learned tho art. The pro.
cess consists in rubbing and kncading
the pnrt, tho operation being sometimes
continued for hours; it stimulates tho
circulation and relieves pain, and Is COM
monty used in nbdomina. disease. Tho
native doctors have great fath in mas.
sage, and it is always practiccd by thom.
DIR. Ludwig Wolf relates that whilo
tho natives Of Africa usually meet tho
white mnn with suspicion and hostility,
the Baluba people at once showed Iii
party blind, ohild.lko conlldoncc..
Thoy greeted them as former deceased
chiofs and relatives of their King Kalam-
ba Nlukcnge, by whose names they al
ways called them. This was in pursu-
ancc of their belief that all distinguished
warriors and chiefs will return to them
metnmorphosod after death.
The Indian system Of weights and
measures 's described ns being exceed
ingly confusing, because of tho numor-
Gus different designations Of tho stand
ards, and because tho same designation
mny be applied to different standards,
according MS tho articles diiIor, or M tho
transactions aro held at diSTtt4c .yS,flscrs.
A maund OF barley is not tho, sss,,nS as
maund of indigo or cotton, and Bonn
bay maund is different from II Calcutta
maund. A seer is 50l0 grains, while five
socrs aro not five times 5O4O grains, but
five times 1900 grains, to make tLem
commensurate with the Bombay maund.