The Somerset herald. [volume] (Somerset, Pa.) 1870-1936, 1886-08-11
Scientific and Industrial.


Goals Of the sane chemical compost
tion do not always give out the same
amount Of heat This fact hss puzzled
chemists for long time
From recent experiments by Dr. Par
sons. the conclusion : reached that the
germs Of ordinary infectious diseases can
not Withstand an exposure 70 dry heat Of
30 degrees, OF an exposure Of five min
ufes 20 boiling water or steam Of PIP de-
grees
Photography. il i claimed, l. to -
still further sdyznoed by the use OF the
air brush. In this devioe little holder
is charged with India ink. and by q bel
lows operated with foot ps=ial after the
manner Of a sewing machine, the fluid i
blown upon family outlined portrait
the result giving picture superior in
many respects to the be-4 ersyoD draw
ing-the whole operation involving only
q few hours time
4 simple test of the quality Of leather
belts l. thus given by the London Necaas.-
ioal Horlf 4 small piece of the felI i
cut out Of the strap and Pu1 into vinegar.
II the leather l. thoroughly tanned and
Of good quality II Eill remain unzlterel,
and even show. after some months, only
q somewhat darker color. while If II h.z~
been insiIfiicienIly prepared with tanning
the fbnes swell and are converted into
gelatincus mas IN a shor1 tine.
4 new substance Enolin. l. prepared
from the wool Of sheep. Il has gresr com-
biHing and afr-srbine properties and VII
be extensively used a. basis for oint-
Inents Though a fat, il win combine
with 80 per cent Of IT. weight Of water,
bu1 - per cent of wool consists Of this
fat Though a new discovery under the
present civilization Il i nos new under
the sun. as II l. mentioned in ancient
writings If Ovid. HerodotUs, and other
Greek and Roman writers
The neInzrkAbie enlargement of the
flaaent Of an electric incande-oenf lamp
on becoming white hot j. explained ty
the fact that when some of the nerve
ends Of the retina of the eve are excited
by light the excitement extends 10 some
degree to the neighboring nerves. Thus
q narrow White-ho; wire OF ihead affects
especially from a distance. more nerve
fibres II the retina than really receive
the light rzys. and the sensation l. that
Of large sire. This + the phenomenon
called irrzdiafion.
Il has long been Necessary 70 meef
part Of the demand for ivory for artistic
and industrial purpo~e~ i,y an artifrial
substitute, which has in most css.s been
ol,sai1ed by injecting WhiteVood with
chloride Of lime under strong prs-~ure.
4 new method has been displayed AZ the
Amsterdam Exhibition, in which the
bone- OF sheep and waste pieces of deer
and kid skins arr used. The bones an
for this IsUTJo~e maeerafe-d and bleaehed
for rwo weeks IN chloride 81 lime. then
heated by steam along with the skin -
a. 10 form q fluid mass. "a which are al
de-I few hundre,filIs Of alum; the mas
l. then filtered. drisd in the air. and al
lowed to harlem IN = bath Of alum. the
result being white, tough plates, which /
are more easily worked than natural ivory 4
Pyramid Lake, Nevada, which has no
outlet + nearly forty miles long by frozn
fifteen 10 twenty miles IN width Il has 4
an elevation of 4.0Do feet above the level 4
Of the -ea. and : 2.3247 feet lower than /
Lake Tahoe, the principal souroe 4 IL
main feeder Great salt Lake, on the 4
eastern side # the Great Basin i the on
ly larger lake on the whole plateau 1t 4
: seventy miles long by about thirty wide
The elevation Of the great salf Lake l.
also about 200 feet greater, which shows.
as do Elany other thing. fhz; the grand !
interior pla.esa has slight inclination or
dip to the westward. and also % the
southwark toward the Colorado River +
Lake Tahoe = smaller than Pyrauid /
Lake il + only thirty miles hong BY ]
from eight 10 fifteen niIeS in xidfh.
Pyramid Lake i larger than the Dead
Sea, which. according To the Surveys ef
Lieutenant Lynch, i trifie over forty
miles long with an average breadth Of
enIy eight or nine nsile-. 1t ! much
larger than the Sea Of Gziilee, which i
pnly sixteen miles long and i've or zix
miles wide