Wauwatosa news. [volume] (Wauwatosa, Wis.) 1900-1948, 1909-05-07
BITS OF SCIENCE

" |T
the power plants utilizing the watar
Niagara showed that they lower the lart
of the falls but two-tfths of an inch
In the almost uninhabited Murman IL
trict of Russia, in the extreme -
along the Norwegian frontier, there E.t
been discovered rich deposits of >-Trat
copper and lead.
A steel company in New York sr..
claims to have brought out a MAJ
nese rail which can be bent, twisted 4.
otherwise distorted while cold VIII
breaking or developing cracks.
The first academy of aviation in e.,
many has been founded at Munich 4.
the Bayarian Automobile club, yyli}
has purchased an extensive tract of I1g
and will build big aerodome.
This country's production of zine :.
1908 totalled 210,424 short tons. a.
crease of more than Is per cent. from +.
previous year. Missouri, Colorado AMI
Wisconsin led, in the order named
BY way of experiment the British wa,
office recently transported an anna
force of 1000 men from London to Has
ings to repel imaginary invaders by an
tomobile at rate of twenty miles an
hour.
To save timber in Telling trees a Min
nesota man has patented a band saw
operated in a horizontal direction fran
a pedestal, the mechanism operating 6s
saw being adjustable to various heigbr
A peat gas plant is being erected II
Svedala, Sweden, which will transfpm
power won from the boys into electricin|
and supply neighboring municipalitis|
and factories with light and power.
A new submersible with which thu
Italian navy is experimenting is i'm.
mersed solely by mechanical means anil
is so buoyant that if the machinery hl
stopped, it viii Immediately rise to TIL
surface.
Advocates of the conservation Of fw.
ests in Canada are favoring the estak
lishment of fur farms to utilize the tim.
Der lands, the finest fur-bearing animals
in the world being indigenous to that
region.
IN the centers of population alone rats
damage property worth $20000000 a
year in the United States, according to
Secretary of Agriculture Wilson.
The semi-centennial of the establish
ment of the kingdom of Italy will be
celebrated at Turin in 1911 with an
international exposition of industries and
labor.
A deposit of stront;um near Bristol
England has become the chief source Of
the worlds supply of that mineral. 50
largely used to impart red color to
ny IOlCC4tIlCca
The brown coal of the Australian stat
of Victoria has been found to be rich
i'll ammonia sulphates and to be well
adapted to making producer gas.
Magnesium is now being employed as
a deoxidizer in brass manufacture, hav.
ing that advantage over phosphorus that
an excess may be used without harm.
The new subway through the heart Of
Boston's shopping district is the most
expensive mile of underground railroad
in the world, having cost, with equip
ment, about $10,000,000 to build
Chemists in Europe are trying to re.
discover the method of dying the colo,
known as Tyrian purple with secretiolg
from certain forms of mollusk. The Sc.
cret was lost in the middle ages.
A New York company promises to es.
tablish regular airship service betweea
| that city and Boston on May /. Two
dirigible balloons, each carrying an op-
orator and three passengers, will Be
used.
All the marble used on Argentina!
new government building 1T Buene,
Ayres, which will be the finest structun
of the kind in South America, will be
cut with carborundum wheels made ID
the United States.
A government estimate places the
worlds production of gold in 1908 at
$96, 313, 256 as against 500, 43j, 100 in
1907, South Dakota, Alaska, California
and Colorado showing the largest III
creases.
Concrete, when brought into contact
with water, steadily acquires compact
ness and resistant power until it attains
its maximum in those qualities, which it
retains indefinitely and without deteroT'
alton.
There are said to be 1877 ingredients
in chartreuse, the formula for which,
written in a parchment book of more
than 100 pages, was carried about in a
steel box by a French monk until it was
sold for $1,600,00O.
A Swedish geologist has explained 70
his government the reason for his pre-.
diction that all the worlds supply Of
iron will be exhausted in fifty years
Little more than one-tenth of the de
posits, he says. are in the United States
The possibility of a planet outside o.
the orbit of Neptune. since its discover
in 1S47 considered the outermost Of the
solar system. is indicated by calcuh-
tons at Harvard observatory of CERTAIN
Irregularities in Neptune's orbit
Steam trawlers, similar to those used
in the northern waters of Europe, are
to be introduced in the fishing indusu!
of the coast of British Columbia.
A BRUSH electr0-metallurg1S mas
brought out a system whereby 1t is pos
sible to produce copper wires or sheets
from the crude metal in but one opera
ton.
A new form of seismograph, the inyen-
ton Of a Stanford university professor.
shows the speed at which each particle
of earth measured moves during an
earthquake. The older forms of the
instrument showed only the distance aud
the direction of the movement.
The most powerful searchlight in the
world ~ carried by the American flagship
ConnectscHt. 1t is of 1S00000O0 car
dlepower and can throw a six-foot beam
for teR miles
The holy city of Medina has been in,
vaded by the railroad and the tomb OIL
Mahomet is now illuminated by eiee
tricity
Although Italy has had much success
with some forms of boats made of rem,
forced concrete. its lighters CONSTRUCTED
of that material have failed because q
their liability to cracking in the roasA
service to which they are subjected.
For some time blotting paper has been
used for bottle shoppers. to cover p'ale
hammers, as an electric insulator aud 10
polish precious stones. A German ID
ventor recently patented O. bathing COS
tune made from it.
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