Deseret evening news. [volume] (Great Salt Lake City [Utah]) 1867-1920, 1899-11-03
SCIENTIFIC MISCELLANY.

liam white, has been Increased from
~ 70 22h knots the time on the voy-
are has been reduced 10 about ~ per
cent OF that Ia 1870 ships have been
moru than trebled In length, about dou.
blcd IN breadth. and Increased tenfoid
In displacement. The passenger liet
has been Increased from about 100 20
1000 on q single steamship. The en-
zine power has been made 20 times az
great Tho ratio Of horse power 10
wclEht driven has incrvased four-fold.
the rate u coal consumption per horse
! power hour has bean reduced to one
/ third. 10 drive 1000 tone across the
Atlantic az ~ knots. about go tons 81
coal were burnt in 1870, now, 10 drive
/ lo.epQ tons across at - knots. about
Polling apparatus. with steam prcrl-
/ uro ~ only " pounds, then save only
/ z horse power for continuous working.
each ton now produces from 9 to 7
horse power.
The curious fact has been noted that
the nltrlfyinE bactefium. which renders
such service 10 purifying aownge ana
other matter, a. the greatest destroyer
~ the works ~ the water engineer.
Tue gradual crumhlinE and turning TO
mud " cement mortar, an eject for.
merry attributed 10 the cnrbonlc acid
and other mineral Substances Of the
water. proves to hc the work of the
nlirfyinE orEnnlem, and o. a diinculty
not yet vdsy 10 overcome In this case
We have helpful bacteria that also do
great harm.
The trees on one aide OF an avenue
/ IN Brussels have developed the singular
habit " ahodilnE their leaves In Au-
guai and hudding and even bl9sooming
| the trees retain thCif foliage until late
In autumn. iotanista are inclined to
SEQ In this an eject u current leakage
from the electric railway.
Electric blowing on the Prusalan roy
a. fafma has been found 20 cost a little
Ices than SO an acre, steam blowing.
over go.
The production OF artificial apongoa,
] hy the process M DR.. Gustav Pun u
gfaz. depends chiefly ON the action u
sine chloride solution on pure cclluluar.
This product Hwcils up with water, but
turns hard ana horny after drying; ana
10 retain tho property of ahHurhlug wa
ter readily, treatment with sume such
salt as sodium chloride 10 Included. and
the plastic moss 10 made uurn nN
compression In a press mould lined with
| performing pins. The excess OF salts 10
/ aftcrwurd removed BY washing re- day
or two IN alcohol and water. These art-
nclal Hp1ngca not only serve all tho Or
I MANNANN NNA NHN'HNHH NNNA Nv - W. ANAN AfN-
commended Tor sanitary and industrial
altering, nlling NE prcacrvera making
anchor huuyH ana In surgery Tor alb
sorhing seorctions.
The paranining u floors In schools and
hospitals IL "a recent advance In French
sanitation The cracks ana Joints are
FIRST puttlcd with n mixture Of 80 parts
~ spanish white. is0 ~ glue, 100 Of
sienna. 10 VI lumber. and 20 u caicar-
euua earth. aud the paraiiln ~ then APP
| piled either In solution In chluruform or
melted. The latter IL preferred. as the
hot liquid p,notratoa the wood 20 the
depth 81 sixth 81 an Inch The putty
requires two days Tor hardening before
application OF The pnrnfiin. and when
material IL acrapod on, leaving "a
smooth. glossy surface. This insists
acids and niknlios while preventing the
lodgmcnt Of Infectious germs.
Dyspepsia is a cause OF eye troubles
too little considered, In the view NJ NJ.
0randeimont OF Lyons To faulty as
similatiou u food may aftcn be traced,
for example, dlflHcd pain IN the eye
ball, darkness, half sight, double vision,
and moving objects. Such disturbances
may b. cured or lesHcned by attention
Z to diet ana hygiene. and by the use u
moderate doses u saline laSntivea and
alkalica.
In is57 the squirrels inhahitinE North
America north % Mexico were found a.
number Hix species and arvcn sub.
| species. but Dr. Allen, who has Just re-
Niaed the list. now finds u necessary u
recognize az least ton distinct species
; besides large number " sub-specics.
A lght-wclsht alloy that seems 10 be-
= ! ln favor ln France Tor ears. automobiles
and other products. " partlnium, a mix
J turv u aluminium and tungsten In vary
INK proportions Gust pnrtlnium mas
ID specific gravity OF about 1.se. which
b h Increased On 81 by rolling. While
much cheaper than aluminium, the al
10y 81 claimed 10 be much stronger, and
. II b but little heavier. In works at
10 putcuux 10 has been used Tor vcry
A speedy motor-cnrH. the bodies being en-
tIrely constructed 90 the alloy and foi
b. various purposes on steam vehicles
b For coating aluminium with other
q metals, McaHrH i.anaelgnu and Leblanc
J. French oiectroplatera, use the following
q electrolytlc solutions For silver q
e grams Of nitrate % silver. 80 NJ cyanide
70 " potassium. 90 ~ phosphate NJ soda
% 1000 Of water; guld-io grams of chl0r'
. ldc N gold. 40 OF cyanide uf potassium
j 90 Of phosphate nf soda, 1000 " water
y copper 800 grams cyanide nf copper
{ $50 OF cyanide of potassium, $50 Of phos
Z phnto Of soda. 1000 of water. nickol--iI
. grams " phosphate on soda, ~ OF ohlor'
Y tide " nickel, 1000 ~ water. The anode'
g are OF the Same metal "a that IN solu'
= tlon. and the bath II kept at 40 10 lb'
. degrees Fair.
Eioctrolytic hydrogen II a regular
p product uf German accumulntor fac
< tory. The apparatus devised by Heri
!. sch0op consists % u lead Hyllndel
4 nnoda containing the dilute solution
Q and catholics ~ four perforated lead
q tubes in the middle. The hydrogen u1
y cnpcH through glass tubes In the uppel
I part Of the cathode tubes. The gas !.
q pure and odorleas The cost N the by
Q drogeu and oxygen ia stated 10 be loHi
2 than half that OF the gases by ohemlca
methodu,
9 Wancldity IN fats has been a subject
4 81 study By A. Nitlglu, ~ 81. Peters
p burg. itancldity o. due TO the fornn
g tion Of free acids. q small portion belnf
. volatile. and II results from the stimuli
d tnuclua influence u oxygen and light
neither alone producing u.
p Chopped straw ls a new German ex
b tluEulsher for burning oils and fats
r. and II was recently put 20 satisfactory
toat in n large IRE,