The sun., 1891-05-31
NOTES ON suxNcs AND INDUSTRY.

machinery recently introduced In one or more
OF the Fall River mills appears to be assured
1t Ia triple-expanslon engine. with four
cylinders The steam. instead Of being carried
toa single large cylinder for its final expan.
sion. is divided between two. whose combined
| capacity is such as to bear the required pro-
portion, to the fatermedinis The hlsh.pres.
side ,. the engine. and the other low pressure,
with the intermediate upon. the otler, The
or. % SnSf a eans
tion ot tho load between it, two sides when.
iers !. equal The cylinders a. are n propo S rtonsd
a. ] ,oioMs: High pressure; pressure; twenty inches 10
eneh. ihc stroke being sixty inches i upon each
rasse;. through these Jackets ON the way 10 the
| rangerent would seem TO admit OF no doubt
lilEed by The published figures: that 10, tests
ono thousand horse power upon an sycrS@S
consumption OF 1.455 pounds OF GOAL per horse
power per hour.
That great engineering work. the Corinth
Canal. which will sever tho Peloponnesus from
the mainland OF Greece. and will permit the
largest ships to pass directly from the Gulf Of
Athens to the Cult OF Corinth, 10 said to bs
rapidly approaehinR completion. Tho canal
VIII have no locks. but is level from end to end
md perfectly straight. the width being ninety.
slx feet and the depth thirty-six. At tho Cor.
ah inet enh bHb IS crosssd oSssr BY bridge
asts Viii the exreption Y oi Snort ressa s' e
tho centre. the channel. It la. .stated, has been
r az
s%msa n% TINT about 500 Ssssels Ec T.s.: sod
italian ports. will pass through the oanAi Sn.
nually, while. ii Is calc niated that between 100
averaging 1900 tons each. ' ''N''''.
The vivid and stupendous processos In mod.
ern iron working. with their remarkable oapa.
bilities OF representation ON canvas. have been
availed OF. 1t appears. In most attr racttvo
manner by German artist. Adolf MsnzsL In
n great picture. the "Cyclop's Workshop
there Is represented tho interior OF q large iron
foundry. with its giant steam hammer. its blsst
and and pudding d furnaces, and its huge cylindsrs,
%, i.,m: p; nth the centre around WHICH the insss;
with great tones bY the foremost worEmsn in
ing th9t Involves prodlGous exertion Of
strength. Other workmen are employed IN
newly forged cvlinder on q barrow others
and wife
again are seen in . group In the background.
II Is aa Ns5. .b: :nS IN
and steam monster that supplies tho mo.ivo
force for all this wonderful work. =. ,r.,',-. :.
According to an Austrian journal. one OF
tho most extensive velvet manufactures In
that country has adopted a very original and
effective method In tho publication Of its waste
waters Briefly the water. colored with anil
line and different vegetable dyestufYs, and
which often looks Hike ink, is purified by sys-
tom OF cleansing basins. There are three basins
employed, e,SrL which communicate with each
to tho other Tue dirty wa;er runs at tho com- .
mencement into the first basin. in, which it
some twenty four 10 Thirty hours the greater
part OF the impurities heng thus deno4.
tho or ess se,r Of & se. s
Is then opened and the partially cleansed LIQUID
sseaoss @ int into basin number two waie during
remainin !: impurities the contents Of tho ba. ba
.in he !ng allowed to remain stan,lng for some
Finally. the connecting channel Ietwr on Ia fns
snlphate OF iron and sulrhate OF magnesin. or
bitter salt; is made 10 flow into The escaping
is allowed to escape into the river or creek. Uf
course. dye houses which have grass meadow
near by can advantageously make use oi tho
With view to utilizing sawdus. As a ma.
terial for mechanical PURPOSES. nume GUS .ex.
periments have for n long time past bsen
made. and in Germany proc ss has now been
introduced by which. as Is claimed. q substance
is produced from common sawdust. By the APP
plication or use OF m acid. that promises to bo
OF positive value. 1t Is described as being ex-
ceedinRly firm OF texture and OF snch hardness
az to be Incapable Of beins nored BY a common
he esen,s %Srs Se ordinary ' metals a
destrnclibIs BY lire. ' a Bunssn ib barnsr beinR
found to simply char the exterior surface. lt
!er Sosis and srders. as well ss seversi timss
LIGHTER than n iron rom or steel Eh,ie. ~ regard to
With both wood and iron. Endeavors are being
put forth to- still further reduce the cost OF
the material, and Its production on large
scale Is anticipated.
ing tho nature Of fredamp mixtures in rsla.
lion to colery explosions. with important 70.
suits. For this purpose mixtures OF puro
ormene and air were employed. and OF these
mixed with ordinary Illuminating gas. which
we're made by passing the gases through mul.
iple Bunsen burners into wooden box placed
against granite and porphyry blocks. a4d. So
'parfs feiI INTO the box Il appears tie s miia4: ia
lures OF illumin ating gas and DIR were easily
exploded by the sparks whenever they wsr0
arge enough to remain incandescent during
! ,early every blow, the sparks being fOEmsd q
zlobules OF magnetic oxide. On the oiEef
land. 1t appears that with mixtures Of forthsnO .
and air no Inflammation could be obtained.
although more than q hundred eiperlmelH
we're made ,1i,, VI under conditions "a Which mfx.
,VitabV have ba6n .fRnltad-A diTAHAnAA- ~.
housht to be due to ihe, inaammadoR g
hat of illuminating gas. and the sparks boa .
coming cold before It can be effected, Furths1
experiments were. made with mixtures Of
ormene. Illuminating gas. and afr; the resutS
being that when the mixture contained eQu6l
OF two gases EXPLOSIONS were il
Iome cases obtained, but with mixtures en-.
,loyed that contained tho proportions Of rs
,sr cent. Of formene, and as Of illuminating
las no explosions took place Of any kind.
The fact has long been interesting 20
hemists and metallurGists that steel corrodss
more rapidly In sec water than does S.cssks
ron, and 1t also appears that msgnetiEatton
'xerts m influence tending to increase the