Delaware gazette and state journal. (Wilmington, Del.) 1883-1902, 1897-12-23
WORKING WITH ACETYLENE.
Regulations In Fore. IN Germany Fur the
Prevention of Accidents,

Regulations In Force m Germany Fur the
Prevention of Accidents.
The imperial insurance Office ri Ger
many has ratified rot OF rcgulatlona
to lie observed by employers and en-
ployes in the manufacture, compression
and liqueiactiou Of acetylene. There
arc 90 regulations; but the essential
noints are collected in tho following
summary, which may provo OF sertice
to workers with ncety lene in other
countries: Rules for Employers ana
Foremen Liquefaction Of acetyiene
must be carried out apart from the
manufacture and compression; but II
the gas is compressed 10 eight or more
atmospheres, the compression also must
take place IN d separate apartment.
The apartments must he vol Lighted
and ventilated have doors opening out
wards; and he heated only by steam or
hot water. External sources Of light
only may be ueed; or, in urgent cases
safety lamps may be resor!od TO. Car.
bide must he kept in moisture .pruuf
vessels, which must be stored In woll'
ventilated dry apartments mot cellars
Tue vessels should he opened only as
needed for immediate use. AS little
dust as possible should he made in
breaking IN the carbide; and parsons
engaged in the work should TO free
from heart or lung diseases, and should
wear respirator and eye protectors.
The gaBholder must DO situated in the
open or in u we'll ventilated apartment
away from the generating room; ami il
must DO provilel with q pressure
gauge. An efficient washer must be
placad between the generator and the
holder. The gas must be generated by
the gradual addition of carbide TO a
largo excess of watsr; and not by add.
ing water to carbide. Compression OF
aCetyleno to more than 10 atmospheres
pressure must only To carried nut in
strongly cooled apparatus. In tho liqua-
faction Of acetylnne, tho condensine
vessel must be emptied at toe cluse OF
operations; and the cylinders used for
thu conveyance OF liquefied acetylene
must have been tested to 30 atmos-
pheres pressure, and have their con-
tents signiiied on the Outsitie-in white.
Before and after filling, the cylindera
must be weighed with precision; and
no more than kilo of acstylene ner 3
litres capacity 90 3 pounds per cubic
foot lie admitted. The charged cylinders
must not lie exposed to heat. The Gy-
finders and all apparatus which comes
in contact with liquefied acetylene must
be entirely free from copper, and sharp
angles in valves and apparatus avoided.
Rules for Workmen-Naked lights
AID lucfsr matches must not he used
in the apartments Of acetylene works /;
and safety lamps must not be opened.
In breaking Jumps of carbide as little
dust as possible should be made. Water
must never be added TO carbide; and
only small pieces of. carbide added to
water. Tho prescribed Temperatures
must be closely observed in ths com
preston and liquefaction Of the gas.
The cylinders used for l:quefied acety-
lene must answer TO-. and hu filed 10
accordance with, the prescribed con
ditions. On opening cylinder, take
care the ucetylene issues very gradually.
A copy of the rules must be hung 10
suitable place in the apartments.
Fines are imposed for breaches of regu-
lations.