Wauwatosa news. [volume] (Wauwatosa, Wis.) 1900-1948, 1909-10-29
BITS OF SCIENCE.

SWIIeSL swimming QSl.
Mercury ranks next to silver and con-
per in conductivity of electricity.
| Photograph records made nv eminep+
actors are used in some of the Vienna
schools to teach defamation.
| There are over 100000 automobiles in
use in the United States, more than dom
| bic the number in all Europe
| The Canary islands are to be given
wireless communication with Eurona
Africa and America in the near future
| London's new water reservoir. recently
completed at cost of 81, 10000, is said
to be the largest in the world.
The German cavalry has been equipped
with powerful carbine, fitted with
lsaber bayonet, to replace the saber
| The University of Leipsic will eele
brate its 500th anniversary and its
l000th session next month.
| high British court has followed the
example of one in France in ruling that
bleaching is not deleterious to flour.
| At the beginning of this year Japan had
330S telegraph offices with 1887 miles
of lines, totalling 92,227 miles of wire.
During the past year the Pasteur insti-
tute at Cooner, India, has treated $40
cases, of which but two have resulted
unfavorably.
| An attempt is being made in California
1
on hardy vine and is a delicious fruit.
The United States annually exports
more wheat -four than all other coun-
tries combined, about three-ffths of the
total amount.
| The Northeastern Railway of Eng
| land has put in service an electrically
driven car for the express purpose Of
| transporting fish.
A little lime sprinkled in a watering
| trough used by horses or livestock will
| keep the water sweet and prevent the
| formation of scum
| The archaeological museum of Sydney,
| Australia has model of the famous
| Strasburg clock, which has been run
| ming accurately twenty years.
/ Paying for electric current for a dim
| light is the height of extravaganza: one
new light often gives double the light
of two old ones.
Maps showing 100000 stars; all ac-
! curately located, have been completed by
astronomers of many nations working to-
| gether in the common cause.
| The only ostrich farm in Europe. at
Nice, uses a big incubator to hatch the
eggs, the sun of that latitude not being
hot enough to do the work.
The quarter of a million electric lights
at the Seattle exposition are supplied
with current generated at Snoqualmie
| II
| 1t is estimated that the known supply
of fertilizer in the shape of natural
nitrates will be exhausted by the worlds
demands in less than twenty years.
At the close of last year there were
approximately 100000 miles of railroad
| 1S4.646 miles at the close of 1898.
A st. Louis druggist prevents Gus
toners from monopolizing his free tele-
phone by a switch in the wire, operated
from behind his prescription counter.
A new pump for filling beer or wine
bottles directly from the barrel is said
to prevent waste and the escape of gas,
heretofore regarded as impossible.
A dishpan divided into two compart-
ments, one for the hot water, the other
for cold, is a new sDace-saving utensil
for the housewife who has to wash her
own dishes.
| A motor which may be driven by any
ordinary incandescent light current, has
| been devised to run cash register, the
pressure of any key switching on the
power.
In a new form of electric lamp the
usual carbons are replaced by carbon
discs, which are constantly rotated the
arcs forming between the peripheries
After ten years of work a New York
banker claims to have perfected a ma
chine which will compute the interest
of any sum for any number of days,
months or years.
The 10 and 12-inch guns with which
the new British battleships will be
equipped viii be capable of developing
a greater muzzle energy than any wea-
pons of similar size ever built
| An effective fly poison, harmless to
| human life, can be made by dissolving
dram of bicromate of potash in two
ounces of water and sweetening it with
little sugar.
| California produced over 10000 tons
| of coal in 1900: last year but 1870.
| Several metallic oxides and supplies
have the remarkable property of con
Quoting electrical currents better in one
direction than another, especially at low
voltage
| The turbine as means of power was
| known, in an extremely primitive form,
as far back as 100 B. c.. while the first
steam turbine was invented by an Eng
| lishman in 1850.
During 1908 269, 430 tons of armored
warships were launched by nine nations,
ten battleships totaling 10000 tons. be
ing the chief additions to the worlds
| fighting forces.
| So severe are the snow and sleet
storms of Silesia that the government
which owns the telephone lines, has the
wires taken down each winter and stored
away until spring.
| =
complete the Ambrose channel, the new
entrance to New York harbor, which,
when finished. will be 1000 feet wide
and 40 deep.
| EXPERIMENTS are under way at Wash
| ington. D. c.. with lighting streets with
incandescent lamps enclosed in globes of
various sorts of glass, mounted on orna-
mental concrete poles.
| A Philadelphia has patented an cleo
| trio fan which travels around a room on
double track which supplies the cur
rent, the pressure of it's fans against the
air propelling il.
| 1t has been successfully demonstrated
| that flowers, if frozen before they have
| fully opened, may be transported long
| distances in safety, thawed and made TO
attain their full bloom.
| A German naval officer has been grant
| ed patent on an electro-magnet which
| he claims is powerful enough to draw 2
| battleship ashore or within reach OF
| heavy artillery mounted on land.