Elmore bulletin. [volume] (Rocky Bar, Idaho) 1889-1906, 1889-10-12
SCIENCE AND INDUSTRY.


trtcity II has been pointed out that ex.
trems care Is necessary. especially when
negative electricity is used.
"A new English arc electric lamp
has the upper carbon fed by means oi
an electric muicr. which drives worm
and train o! gearing.
According To Prof Thurston the
engine OF the future is that which uitI-
mateiy can be made to work up at once
TO high temperature and to high press
ures. and can be- made at the samn
time TO develop its powers in the small. /
est and lightest engine.
"A French manufacturing firm has :
patented an alloy Of steel with two 10
four per cent. OF copper 1t Is more
elastic aud malleable than simple steel.
and capable Of n far greater resistance.
IL is intended for cannon. armor. plates.
riiie-barrels and proiectiles.
Some experiments lately made al
the Royal Polytechnic school at Munich.
show that the strength OF camel hair
betting reaches 6,Sis pounds per square
inch. while that OF ordinary batting
ranges between 1850 and 5.260 pounds
per square inch. The camei-hair belt
10 unaffected by acids.
Out OF i06 persons treated within
u period OF eleven months ut the PAS
teur Institute at Rio de Janeiro only
one died. and that one had neglected
10 follow the treatment as directed. In
sixty-two Of these cases the dog by
which the patient WAS bitten was un-
questionably mad; In the others ID was
impossible to determine positively tho
dogs condition.
Ordinary filters. even II satisfac-
tory as strainers. fail TO remove all
bacteria from drinking water. SO far
from lessening the number in the
original water the fittsring substance
may allow more rapid multiplication
than these micro-organisms would
ordinarily undergo In the untiltered
water on standing. aud the germs 1f
disease. even II held back by the filter
| ing substance, may be harbored In all
| filters.
lit appears that. though the first
attempts at cultivating the American
cotton three In Central Asia proved
unsuccessful, new attempt. made
since 1884. under the leadership
OF the Tashkeut model farm. and with
| seeds taken from America, has proved
| 10 be real SUCCESS. In 1887 there
were no less than 50, 700 acres unde,
that crop In Turkestan. aud in the fol.
lowing year the area WAS trebled
The crop OF 1887 was estimated a
6S, 900 cwts. OF raw cotton.
The existence OF libraries ant
schools before the exodus was shown b,
report at recent meeting ot the Vic
toria Institute in London. professor
sayer. by personal Investigation OF an
cient tablets and inscriptions. found tina
In the fifteenth century before our or
active literary Intercourse WAS goin.
on throughout the civilized world q
western Asia. between Babylon an
Egypt and the smaller States OF rnlea
tine. OF Syria. OF Mesopo,anla. IN
even OF eastern Gappsdoeia This II
tercourse was carried on by means {
the Babylonisn language and the con
plicaied Babylonian script
There 10 but little doubt tia
aluminium Ii destined To be the meta
OF the future. and will displace iro
and steel a. surely rs electricity Is dis
placing gas and steam. Aluminium 81
ists wherever there is clay bank
Formerly ths cost OF reducing 1t 1
metallic form WAS excessive. but no,
the electric current Ii utilized In II
production. which 10 daily bein
effected at cheaper rate. Aluminium
Is u soft white metal which never rusts
1t Is little more than one-third tn
weight OF iron. and. combining We
with other metals. IL becomes. whe
alloyed with copper. harder than steel
Some novel processes In the manu-
facture Of paper have been suggested
and II Is ascertained by experiments /
this direction that the strength OF pape
II materially increased By the employ
ment of sea weeds. which form witt
water-certain kinds of them In pai
tieular-glntinons liquids; resin soa
and aluminous cake or compound ma
also be adyantageonsly added. unde
certain circumstances. Experiment
also show that worry bright surfac
) may be given to paper by the followin
simple method; A very concentrate
cold solution OF salt Is mixed with des
trine. aud thin coating OF the fiui
laid on the surface OF the paper.
means of soft. broad brush, aud II
then allowed 10 dry. The most desil
able salts for this purpose are sulphas
OF tin. sulphate of magnesia. an
acetate OF soda. and size pape.' In ais