Deseret evening news. [volume] (Great Salt Lake City [Utah]) 1867-1920, 1907-02-15
SCIENTIFIC MISCELLANY.

\ new application of science to home
industry IS suggested by Or w, .. Rus
sell. Nine years ago this investigator
discovered tnat many xmas OF wooo pro
duce an invisible image on dry plates
in the Ozark, ana he mas since SuYwh tnat
like action is eNeTted by 1owets, leaNes,
seeds, roots and bulbs--in fact by prhc-
ticaly all vegetable substances except
starcn, cellulose, gum, sugar, pltch ana
pollen. Inc specimens are hrst pressed
between blotting paper, then laid on the
or day. Pictures on senslu1ed satln
are adapted for a variety of fancy aru-
Giles, and u is predicted mat the making
and use of sucn Work Will tecome Vers
popular among the ladies' The best re-
suits can be had by piaclng the specimen
and sensitive material between thick teita
under i pile of books, over night. or UNI
III ready to develop. Dry specimens
snOuld be slightly moistened, and hctlon
can be greatly Increased by nrst exposing
the specimens to sunshine Tor rev MN
utes.
A crater without volcanic rocks ID
among the geological wonders OF Arizona
Ten years ago u. w. Gilbert supposed
there had been at Coon Butte, KIND OF
subterrancan volcano, or explosion OF
steam, but the thousands OF masses or
meIeorlC iron In the vicinity have since
suggested that the crater cone IL the scar
iett by the fall of an immense meteor
tie. Excavations are confirming TINS
view. Meteoric fragments are uneartned
ten OF eleven tons OF the iron has been
collected.
The largest room without columns s
said ~ BE- In a solid concrete building
Of the mosque at Lucknow, india, u 10
le2 teet long % vice, ana o. msh, me
lumber mold was left a. year Tor the con-
crcte TO set. aud the buudlns, II. years
Old, Is still unimpaired.
The New York accident prevention eN-
AL tN..W mn d.
ca. An exhibition OF this klnd was neld
In Germany In 1883. one IN Amsterdam
In 1855. and several others have follow
cd in Europe and Canada. A number OF
permanent museums have been develop
ed. one was established at Vienna IN
1880; one at Amsterdam IN 1893; one az
Munich IN 1900; one o. Berlin m 1901. ana
MOscow. 10 show the value OF the IN.
struction IN SAVING HE and limbs Is cited
the fact that America has from Two TO
nine times as many accidents among the
same number OF men IN givon trade 40
does Europe,
The protection Of iron and steel struc,
turea against eorroslOn by moisture ana
atmospheric gases II still one OF the
serious problems OF the engineer. IN re-
cent experiments By i. r. Barker vari-
Gus paints proved ineneciive. ana he hit
upon the plan of trying paper. rms was
hfst lmpreguated with parafhn wax, Tho
iron balng then thoroughly cleaned ana
A'N'l,h WIN - HftihA Wv P'l'N
was closely pressed to the adherent sur
face, with the edges somewhat over
tapped Thus protected, iron and steel
ana oven The sticky layer Of paint-haye
remained IN perfect condition after an
exposure 10 smoke for n months, Pap
cred steel was also exposed 20 moist ar
and sewer gases. and was not attacked In
any way.
Al Hour undergoes fermentation IN the
process OF leayening, Y has been sup
posed that u little alcohol might be re-
famed IN the Loaf In spite OF The ovens
heat. THIS proves To be the case one Get-
man chemist having found from OF TO GA
Of absolute alcohol In frehhly baked Eng
lish bread, while another obtained
much smaller amount-0.O5 10 0,Os per cent
-trom German wheat-broad, Besides the
alcohol. was found a little dark-bTown
oil which. had the odor eharactlsuc of
new bread
The meat consumption IN the British
Isles increased from three pounds per
person IN 1850 90 30 pounds IL 1900. DIR,
d. q, Chalmers of Edinburgh, points out