Wauwatosa news. [volume] (Wauwatosa, Wis.) 1900-1948, 1909-08-20
BITS OF SCIENCE.

At the Omaha electric show it was
demonstrated that electric lightning can
be controlled by wireless.
Illuminated signs are a feature Of some
Of the subway cars in New York. The
sign tells the name of the next stop.
4 recently discovered deposit of gyp-
sum near Sydney, n. S., has been tested
to a depth of so feet, analyzing nearly
80 per cent. pure
According to q German government
commission which has been investigating
the electrihcatiOn of railroads. it is es-
sential from the standpoint Of economy
that the current leave the power houses
at a voltage of $4,000 to be reduced to
100000 when it is used in locomotives.
Various methods of applying preserva-
tives to railroad ties and telegraph poles
have been in practical use in Europe for
more than thirty years.
One of the nawest inventions for war
fare is the French "cyclanche," a
bicycle with steel shields to protect the
rider and tires.
Every japanese war vessel, from bat
tleships to torpedo boats, has been
equipped with a system Of wireless
telegraphy invented in that country.
The French government is about to
spend 100000 in the establishment of
a national weaving and embroidery
school in the interest of the silk industry.
A cutter which will divide a pound of
butter into "a pieces of equal size at a
single operation is a new invention TO
tighten the labors of the housewife.
The country's slate production last
year amounted in value to $6,316, SIT,
an increase over the previous year Of
$297 ,597, despite the business depression.
The Brazilian ministry of public
works has decided that its new dry
dock, which will be big enough to ac-
commodate the largest vessels afloat
shall be Of the floating type instead of
the fixed
Seven Of a dozen samples of gluten
feed recently analysed at the New York
experiment station were found to Be
artiicially colOred with dyes dangerous
to stock.
4 New York undertaken claims to
have discovered a new method of en-
balming by which the tissues are pre-
served by outward applications of GER
tain chemicals without the necessity of
any incision.
Ireland is using standard time "a
minutes slower than that of London. but
movement is on foot to adopt the time
of the Greenwich meridian for all Great
Britain
One of the last official acts Of thedeposed
Sultan Of Turkey, Abdul Hamid was to
fOrbidding balloon ascensions in the vi.
entity of Constantinople.
Although China has but 21IO miles Of
railroad In operation. SO3 miles are
under construction, provision has been
made for building 2232 miles more. and
an additional 1886 miles are contem-
plated.
Work has been begun on Mount VIII
son. Cal. on the Carnegie solar observa-
tory which will he the LARGEST IF tho
kind in the world.
The main doors in a leading New York
hotel are operated by an electric motor.
controlled by push button in the hands
of a doorman.
North Dakota is to establish bio
logical station on the shore Of Devils
lake, a large body Of brackish water
with apparently no outlet.
One part formaldehyde 70 forty Of wa
ter makes an excellent cleansing medium
for cellars or other places from which
sunlight is excluded.
The output Of Chilean nitrate Of soda
is expected to be largely increased be
cause Of the recent disrupting of the
combine Of producers.
4 Greek chemist has discovered n
process whereby the 90 to s. per cent.
Of sugar contained in currants may be
extracted and crystalized.
Plates Of an aluminium alloy used as
electrodes form a new kind of electric
lamp that is said to promise efficient and
I economical lighting.
Many Of the olive trees in Syria, still
producing full crops every year. are
! known from existing records to be from
100 to 600 years Of age.
Two French photogra pliers have sue
ceeded in getting pictures of the moon