The weekly messenger. [volume] (St. Martinsville [i.e. St. Martinville] La.) 1886-1948, 1890-03-29
SCIENTIFIC SCRAPS.

and dyspeptic symptoms.
The Laplanders, although small IN
stature, have very largo skulls
Resin, as used in building paper; 81
being largely replaced by a petroleum
product called ''still wax" or wax.
tailingA
The northern hemispheres contain
fourteen per cent. of the cold region
thirty.five per cent Of the temperste
and fifty-one per cent of the hot
In paper on 'Earthquake- Sounds
Professor Milne suggests that there il {
close connection between the sounds
that precede tho shock aud the smaller
vibrations that bear like relation 70
them.
Professor Daniel Kirkwood points out
that seven Of the twenty known comets
of short period have disappeared, citing
by breaking into fragments, like Bislds
comet, or by the Transformation Of the
orbit.
Sable Island, in the north Atlantic, 4
fast disappearing. Some years ago Il
was forty miles long by two and quar-.
ter wide, but it has shrunk to ninetesa
and half miles in length and less than
one in width.
Waters which circulate or stand L
leaden pipes or vessels, not only take
up particles of lead through mcdaniel
action due to friction, bu. attack The
metal, the result of this being generally
lead carbonate.
An instrument called the phonozeno-
graph is intended by the Due de Fsltrete
indicate the direction of any distant
sound. A microphonic plate ofpeculir
construction is moved about until the
maximum effect is obtained.
The surface of tho Mediterranean has
been found by accurate measurement to
lie little below that of the ocean, il
resembling somewhat q shallow funnel
with greatest depth coinciding with
the region where the water is most salt
In a paper recently read before one Of
the English associations of engineer,
the writer asserted that, according to
the present methods of dealing with
the motive power of the steam engine
only some 20 per cent. was made avail
able, 50 per cent. of tho energy de-
veloped in the furnace being throwa
away.
In recent lecture. MI. ]. Hutchia.
son expressed the belief that arsenic
may produce cancer. Its effect upon
the skin is most marked, but it may
spoil the complexion Instead Of improv-
ing it, by making it muddy and IN.
slightly. 1t may also cause soft corns to
grow on the palms of the hands and
soles of the feet.
While the most rapid cannon shots
scarcely attain velocity of 600 yards Z
second, over 1900 knots per hour, me
teorites are known to penetrate the air
with velocity of 40. 900 or even col
600 yards per second, a velocity which
raises tho air at once to Temperature
of 1000 or 5000 centigrade.
The reported discovery of the "eli1t |
of life in baths of acetic acid, applied
daily, has elected some interesting sci |
entific comment,. These demonstrate
tho biological impossibility of living
forever, and show that Scottish phys
clans have used acstic acid since 1850
for dissolving away dead tissue froa
diseased joints, ETC., and have thus d.
fected some remarkable cures.
For quick filter take clear pies \
of chamois skin, free from thi1 places
cut it of tho desired length, wash d
a weak solution Of sal sofa or any IL
kali to remove this grease, aad rms
thoroughly in cold water before using
Tinctures, elixirs, sirups, and even mu-
cilages are, says a writer in Drug iss
Circular, filtered rapidly. A pint Of II
thickest strip will run through in foo
or five minutes. BY washing Thorough
ly after each time of using it will last
long time.