Wichita eagle., 1889-05-07
POPULAR SCIENCE.
SCIENCE NOTES.


| POWDERED resin, according TO II. Hager,
is liable TO spontaneous combustion, owing
To oxidation by the air, and il should 10
kept in tightly closed tin boxes.
AT recent lecture In London on the
/ Pasteurian methods, Prof. Horsley stated
| that the use OF these methods Of treatment
had reduced the mortality in cases of ydrO-
! phobia from ID per cent 70 Id per cent.
! A PROCESS of lettering bone or ivory, by
sinking the letters inc the material in a
( permanent fashion, has recently been In
/ troduced T.ese ivory plates are taking
/ the place Of engraved metal plates for
signs, checks. badges and so on. Electrical
| engineers have also adopted the new plates,
which can likewise be applied 10 organs
and pianofortes.
ONE Of the most satisfactory wax finishes
for wood Is made by boiling quarter OF n
pound Of white wax with one ounce Of
pearl-ash and one quars OF water II ia 70
be stirred while boiling, the stirring being
afterward continued until cold The com
position is TO be applied with paint~brush,
after which the surface is rubbed until dry
with velvet plush.
PLAN for rendering paper as tough "a
wood or leather, II is said mas been recent
II On b4c SJh II tONAltft
in mixing chloride Of zinc with the pulp in
the course of manufacture. II has been
found that the greater The degree Of con-
centration OF the zinc solution tie greater
will be the toughuess Of the paper II can
be used for making boxes, combs, for roof.
ing and even for making boats.
A NEW method Of utilizing the power Of
running streams has been devised By NJ.
Tarn, Russian engineer. His apparatus
consists Of sn endless cable carrying Sc
ries Of canvas cones which open aud shut
Ike an umbrella. The cable passes over q
double drum on board Of q ponton, and at
the other end over pulley suspended from
a buoy. On the lower part Of tbs rope the
cones are opened and forced forward by the
current Of water, thus setting IN motion .
shaft or drum.
Az ingenious machine has been perfected
In Boston % cut rubber soles for shoes In
rubber factories. Heretofore these s0Ees
have al been cut out ~ hand and by
pattern This Kew invention taxes rubber
soIiug ia sheets On glass bed. and by .
simple process, with series % cox wheels,
the sharp knife II IN = second tine passed
around the form and cots the sole clean
The differentiated patterns car be I'D jsssed
In less than twenty .ecO2as, ard the TIA
chine vii cat rights snd lefts without
Changing the gear IA the east
Il D.xIos, writing In the Paris yoarnaI
De Medicine gives SONS resnsrkabis re.
suits u We treatment Of facial paralysis D.
electricity. His ezperisace leads lin &c
conclude TIA, tue bcst method o. Treatment
consists q zoe Apyi.cAioB Ct vostz8c CIR.
rents Of Ave 20 ssTen rnEiisszpsrss applet
weakly On The trGnk o. tes :sGisi nerve and
the length Of is terminal brzacass. Elea
trscssy has eng been tavcksd ss = tts-s
peus.c Of facs@i paralysis. Est = DSnaos
sinks tAe trsztrasnA ~ sis1c eieetriessy %
cnsss-a1H- II fscf, ca n Ave eAsss q
which ts employed tic vo.i&lc e-1rreuts 20
so'slt ssas greatest saocess a1s tie ps;ssDc
were quickly reiseTed
PIE Prac.sc.l Teacher gsves sss fo.l0ztns
stzple experiment n Chemistry. wssch aaf
esx-6 czE try: CT taree isSTes % rsS rAo.
bs~s s1to szai pieces, s1d, Sfssr placsas
snsu IL basis. pear pat a sotsiag wz.er
over them, i@ssaas iassa ss.zf 81 e0sy, ,hsx
pour pse Aqusd sste cscssssr. II VII b
Of rre bsss ccs&r. Tea take fozrwsa
gf@ss<S-izsc &c PCT ak oyDps Of stru~s
yfaegzr: is.o aso:se, ar drop. ~ so!s:1as
Of sosa. RIO ls.re. tie SAGE qzzn.stx of,
s.ro-g sosxssos Of alzz, szd Ie: sas fozrss
gIzss rs.nHsa ezpsy. fsd 60 s,~ gaass<,
fpurz re deea1ser, s5f Tho Nsyzsd r.or,~s
ls.o tic Ss@ss css,G5u.-y i2s 49, -
cukrksy eosage 70 9 be<g:ff1! 70 .ss1
Tsorrs4 n vits 70 soda win b. -,
srssz. tAat pared II us.h .h@ -, -
tara - . r-etsy paspse. rrsa.e IA, r.yur-ss
iaso sss szFsy gs&ss Will rez..z -
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