The Pacific commercial advertiser. [volume] (Honolulu, Hawaiian Islands) 1885-1921, 1909-08-08

Pure tungsten is hard enough to
| scratch glass.
There are now over 10000 members
in the French Aerial league.
A forestry list credits California with
125 different species Of trees.
Electric irons are now used largely
to give the high finish to fine leather
Reading aloud is one of the most
healthful exercises for the throat and
| lungs.
If nail be dipped into oil before
being driven into hard wood it will
enter without splitting.
Oiling a file used on soft metals viii
make it cut more smoothly and pre-
vent it from clogging.
Washington coal output last year
of 3,016,557. short tons was the smallest
for any year since 1905.
Italy is to build four "Dread-
noughts" and several swift scout
cruisers at total cost of $52,800,000.
More deaths were caused by tubercu-
! losis in the Philippines last year than
by plague, dysentery or cholera.
: The average height of sea wave in
| feet is half the velocity of the wind
| causing it, in miles per hour.
| Shellac will be more pliable and will
| spread more easily if small amount OF
gum camphor be added to it.
The city Of Munich has given the
Austrian Alpine club fine building in
which to house its Alpine museum.
North Carolina, South Dakota, Colo
| RADIO, Alabama and Virginia, in the
order named, lead in the production of
| mica.
Paris dog eatchers are using automo-
bile trucks, fitted with well ventilated
cages, into which to put their captives.
In their writings the Chinese use at
least 2l4 groups of signs, each contain
ing from 3 to 1854 separate charac.
tiers.
An international moving picture ex-
hibition, including apparatus and at
tachments of all sorts, is being held
in London.
France has followed the lead of the
United States in the establishment of
laboratory for the investigation of
mine accidents.
New Mexico produced 2,467,937 short
tons of coal last year, a decrease of
trife more than per cent. from the
output of 1907.
Illinois has the greatest number of
electric plants of any state, $685. New
York is second with 358 and Pennsyl-
vania third with 346.
A sagging door may be raised so that
it will not scrape the floor by inserting
small washer or two on the pin be.
tween the hinge halves.
A feature of new electric brush for
grooming horses is a pneumatic attach
ment which blows the dust and dirt
away from the operator.
The project of linking India and Cey.
lon by 3S-mile railroad bridge that
will have coral reefs to support its piels
is again being agitated.
There are 52,S27 wheels turned by the
waterpowers of the country generating
1857 900 horsepower. according to the
latest figures of an official report.
Unloading ships at night by the light
of acetylene flares, mounted on the
masts and along the sides, has been
successfully demonstrated in England.
If some holes are punched through a
coal shovel from the back, dust and
slack will sift through and the rough
ened places viii prevent coal sliding off
A scale which accurately measures
the weight borne by each pair of wheels
of locomotive has been installed in
locomotive works at Schenectady, n. Y.
Twelve biologists, seven topographers
and three engineers, divided among IA
field parties, are exploring the mysteries
of Alaska for the geological survey.
A cigar lighter and incandescent
lamp, mounted on the same handle and