New-York daily tribune. [volume] (New-York [N.Y.]) 1842-1866, 1860-08-22

ish shade the color incre asiDg ,.,;, ., nod ho
lsst. This oil contains the parafioe. and SINE of it
tain from il more gh' -, Tsbs TIE 4. rIes and ri,h
es IN parsfine is rvsd h d. 10 ssnsrst This ma
iai aNe wv Srt it into candles. This is done by
n"eI'pe 'no MIXTURE at low temperature tnroug1
osss an SUBJ ecDg the residue TO pressure in Tha sane
ipS- Der bs. searin is separated from lard.oh Inc
psrsffne is then bleached and run into andes Inc
oil that pressed ont is sold for iubrlcang purpoee
and, from the low temperature at which 1t Is oocsneu
IL ia insured against chilling In cold weather. IN te
stills there remains at the close OF the operanon "a,
residue mixed with the chemical ipgredents, l1f NJ h
no ufe ia foaDd The total product OF rennea o ~
tanned is about GO GALLONS to the tln OF oos Go anI
capacit Of the works is from 500 10 vC'
daily; but this will be increased 10 oVVo oo
Some of the natural eoaoils OF 5 ~ hraocb Of
bsen refined nj THE establishment, ana t1is oraue VI
tie bosiness NAV be greatly extended whenever II Is
found that as coed oil be obtained from tnen WIN
| the same economy as from the Boghead coa. :.
In the present state of the business In this couuy
Is not fonnd profitable prepare for the market otes
mater Ia from the crude cOaoils beside tue renneo
oils and parsfne and indeed little use has yet oeea
made of the ter though tue candles "a
Il are fy equal TO the sperm, exceeding tnese III
ransrarsncy hardin. SO, and beauty. Naphtha B
name given 10 some of the lighter products oi a'st
lion ne first which over; aud, by puryiag apd
redistiliDg these beDzoe Is obtained. Inns 10 suy
volatile fluid oowerfal solvent of greasy matters OF
outta percha indiarnbber and resins sod mas oee
applied by mixing its vapor win air, 10 pr'uuoe ah
eliminating gas. This is likely 10 become NUN NUN
more im porant product than ia at present more
attention hss been given in Europe than ia this country
the sepa alton of the diff rent substances oocnaoie
rom coal oils and the value of s'me OF the products
COMPARED with that of the material Is thus SHOWN
by French chemists: kilogramme t22 pounds] OF INC
coal is worth about of cent; the sa ne qianuty OF
heavy oil is worth about cents; Of the hnest qaahty
of isht oil about 25 cents of benzoe ABBOTT % eens
of crude nitro beDzole 49, Of reeted nitro 6snzoIe
50; of Ordinary anine used as dye, s9i oil violet
and carmine anine tmauve dye) sl5 30; and OF pare
anine violet in powder, from $500 to s'oo OF aoou'
it's weight in gold .,,
For Illuminating purposes, coal-oIs possess several
valuable properties that render them preferable TO any
other portable materials employed They give light
of great brancy and exceedingly pleasant TO the eye.
They are much more clearly than sperm-oil and nave
not ne dsagreeabe odor of this. They are entirely
free from the danger of explosion such as belongs 10
all the burning fuids " and are prepared at cost
that will lead 10 their general Introduction wherever
gas cannot be had Their sub itution for the expo-
siye fluids will prove great boon for the humal race,
Al least in the United States, where these fluids con
Time to be used to great extent especially by the poorer
classes causing frequent terrible accidents aud oss OF
life The coaloils would more rapidly splace tnese,
were il not that the lamps somewhat more eXpen-
siye and are yet encountered with the glass col naey
which is found necessary for insuring clear iane
Could method be contrived by which tue chlmneys
might be dispensed witn there would be nothing more
required give coao the preference in every respect
over all other fluids used for illumination.