Fort Worth weekly gazette. [volume] (Fort Worth, Tex.) 1882-1891, 1888-02-24
POPULAR SCIENCE.
small Bits of Information on Various In.
teEestiag subieoIs.

small Bits OF Infor nation on Various In.
teEesttsg suhjeOIs.
Bessemer's steel patents have brought
him $685., 900 IN royalties.
An estimate pisces the number OF per
sons supported by all forms of employ
ment furnished by electricity at 5000. 600.
1t hss been decided that no thester In
M1dIid will be allowed to open its doors
next " n!er unless it shall be lighted by
electricity.
DR.. Stephen Mackenzie, lecturer en-
medicine st the London hospital, recon-
menGs IndiHn hemp in doses OF one-hslt
grain night and morning IS remedy for
persistent headache.
The luminosity OF phosphorus Is i'm
psired by . dense and Increased bys rari-
fed atmosphere. At q pressure Of sixty
pounds TO the square inch, or four Amos
pheres, phosphorus Is non-luminous.
According to Munhall's dictionary Of
statistics the average Sge Of all the people
living in France is thirty-tWo years, TIVE
months and twelve days. In the United
States the average is only twenty four
years, ten months and twenty-four days.
Sheet-steel Is now copper-plated on
bolh sides by electrosdeposition and used
IS Sheet-copper. The sheet is decsrbon-
lied steel, and one of the copper sides Is
timed. The new material Is marufsc-
turt st Pittsburg, Pa.
B1lk-wlndoHs that are cassd up from
the main store may be kept free from
sseam and frost By small door or pane
of glass that will swing open near the
stop OF the window, SO as to let hot air
nesr the top escape, and the cold air
from out doors will go in and keep the
gle ss clean.
The electric motor railway at San
fDissgS Cal WAS recently tried and
worried satisfactorily. The grade IL Sd
per cant. The motor, crowded WITH
people, MAYED up the grade, stopping on
the stse pest portion and g. ain starting
with ease and running all day withoukR
hitch. The line Is four miles long. 81
Anew organ, called an orgus elsG~
ftr;que, has been placed In the church d
Ssinte CIotilde In the FSubourg Ssihf-
Germain. It Ia the frat instrument Of
the kind that has appeared in 6 Paris
church. Tbs &ccumulalors are plaetdeAs-
hind the high altar, whence the wires are
connected with the keJ boads arA, tIleS or
gan pipes. "a. ~
The value OF condiments In the prep
srstion of food Is being discussed. Au-
thorities that may be considered reliable
assert that red pepper and salt are spec
tally valuable as aids TO appetite aud d.
gestion. Various herbs and spices are
also good, while all the condiments used
in ealads promote digestion and the as
similstion Of food.
Extended observations at Paris and st
Munich indicate that the sanitary condi-
ton Of locality depends on the amount
OF water contained In the ground. The
years In which there has been a large
quantity of ground water present have In
vSrisbly been the healthiest, while those
In which there has been q smaller guam
tity have invariably been the unhs.lth-
is-t.
Belts conveying power are very apt to
slip on pullsys, but 8 new pulley has been
devised to prevent this. The pulley is
covered with perforated sheet-iron one
sixteenth Of sn inch thick, which Is riv-
eted 10 the pulley. The tension on the
belt causes it to slightly grip the holes,
and thus slipping is avoided, while st the
same time the pulley Is strengthened.
The apparent paradox that the nest
transparent water Is st the same time
perfectly opaque from certain point OF
view is shown by simple experiment.
Partly Ill glass goblet with clear water
and hold 1t little shove the level OF the
eye and distant foot or more. No OBJ
jet can be seen when held just over the
surface OF the water, but the water spr.
face appears like FURNISHED mirrors
Messrs. woodhouse ard Rawson 31Ee
Il