The Washington herald., 1910-03-05
SCIENTIFIC SPARKS.

There are 200 foreigners in Yokohama.
The greater part Of Holland is eight
feet below the level of the sea.
Australia viii borrow S.00.oo0 for lie.
development of railroads. mines. and
public works
The collection OF a pound OF nectar re-
quires 230e0 foraging expeditions BY the
bee.
Every year shows d decrease IN the
number Of convictions for drunkenness in
the British Isles.
The average load OF nectar carried TO
the hive by a bee consists Of three-tenths
of a grain.
At the Royal Normal College for the
Blind in London 30 per cent OF the stu
dents are self-sUpporting.
The jungle Fowls Of Australia construct
their nests in great mounds 10 feet high
AL $50 feet in diameter, composed Of
leaves and twigs.
The Germans are laying the foundations
for increased foreign trade by more at
tention to the teaching of languages in
the public schools.
The United States annually exports
more oileake and oilcake meal than ans
other country in the world, 055. Gee 60
out OF 4slS. pounds.
BY the old method OF salvage the rents
and breaks in the huh Of the vessel we're
closed and the water pumped out. BY
the. latest system the ship is rid OF wa
ter BY pumping air into the holds, which
floats the vessels.
r,ff
l. 0o-ton barge canal arrived in New York
short time ago. They consist OF q
steam-power boat and FIVE barges. They
brought down on their first trip a cargo
OF $500 bushels of oats.
Herbert NJ Wilson. OF the United States
Geological Survey. places the annual dam
age and waste by smoke in the United
States at S50a0OO.0e0 in the large cities
alone, or about s. 10 each man, woman,
and child of the population.
There are /. 80 street and interurban
railway companies in America, with
/ total Of Sa.ee0 miles of single track and
75.eoo passenger cars. The total number
Of Messengers carried annually is lee01.-
OooOOa. and the gross annual income Isl
s440,Ooo.el0.
The French war Office has recently ac-
ouired an automobile which is capable Of
being instantly changed from land to a
water machine 1t has a speed Of forty
kilometers on land and twelve kiloneters
while in the water, Il can carry four
persons. and is actuated by a I4-horse-
power motor.
In new form OF electric arc lamp the
earbons are formed and supplied as con-
sumed. The lamp is provided with two
receptacles. in which the plastic material
is placed, and this is fed through tubes
to form the two electrodes of the arc.
The ends of the electrodes are baked by
means of electric heating coils, and the |
process is a continuous one.
The largest leather belt ever made was
completed recently by a New York manu-
facturer for a Louisiana lumber company.
It is as feet long. six feet wide, and
three-ply thick. The hides Of 80 steers
were utilized in the manufacture of thel
belt. As its delivery was a matter OF
urgency. the great roll of leather was
shipped by express, and the bin for this
service was S243.O7.
An article in lie Genie Civil states that
SeVenty-elgnt elecuic furnaces now exist
in the steel works of the world. OF which
thirty-five are on the induction and forty
three on the arc principle. Fourteen are
Kjellin furnaces. eleven Stassano. ten
Rochling- Rodenhauser, three Elecktre-
METAL Society CSweden). and one each
Colby. Hiorth. Keller, Schneider, and
Wallin. There is a steady and marked
tendency 10 increase the capacitv OF these
furnaces. some of those already con-
structed holding as much as eight to
ten tons.