Grand Rapids herald. [volume] (Grand Rapids, Mich.) 1892-1959, 1893-12-12
IT HAS GOOD POINTS
Maay Ussfu Purposes Which
Dynamite Serves.
uARnLEssAsD sAFtToHAnDlE
- Pssrsss1oas Are Tskss'--nssh Hess
90 Puprnssloa Ses<sesa N Expsods
zs--1ae<ho1s O. NAsnfAc<srel

1921 49,
mBtw. s~n snd s1srsAy. In reality
- 6s~sry safs and ussflh commodity
w1Ba pruVsr<y handzcd. AMI viii not
$500 eEcepe under pesct.ar condi-
- whea m2tch Il spplisd Ia win
mwuly huxn an<1 slxxle =. fhs ordinary
rsd - do-~ ~. she rro~idenos Jour
- epd ninsty-uins times out OF
nunfnrd h nay b thrown frnm the
80 q . buL1<1kng wishout doing any
ham To ezp<oie the substance th1sre
uus< b Ne h<at and ooncasslon com
ozn<<t and this can b> ob<>ined only By
sns n~> Of the dyn's<nits cap or fslmin-
49, Of mercury. discharged either BY .
Lighted fuse or 81 the passage Of an
sLnctric currcnt
The explosive substance itself h .
Mas OF sawdust or lamp black soaked
"a nItro-glycerine. Either OF these two
preparations b called dynamite There
4 another. the latest explosive yet In
vented. whieh j. obtained by mixing
the nitro-giycerine with gelatine. or
any suitable glutinous substance.
This N called forcites and has tho
d1nble advantage over dynamite OF be-
sne safe TO handle and more effective
IA is working. The dynamite IL made
up in sticks or cartridges. generally OF
hall . pound weight, and held IN hol-
low pape cylinders eight inches long
and one aud quarter inches in dame
Ter For shipment these sticks arc put
rp first ia tea-pound packages. and
thea i've az shess packages are placed
A.. nj In that
bulk thew Arc sent oct from the facto-
riss 20 tae selling agents IL j. not
bro1zht here b. train. and neither u
ordinary raapowte<. for that matter,
becarse nonc ~ the railroads which
run freigaz lines IA Providence win
carry ans kind of explosives But ths
dynAssita = brought a. far as Acton.
Mass. IN the freight cars, and then
carried froEn there IN four-horse teams
n takes The nam = day aud . half To
ni.iue the "Trip. aud the selling parties
Pay The cartzge. OF course there Ia
more OF Less OF the stuff smuegled In
here BY train: sometimes IL comes
marked ss soap or soqs equally harm
l>ss commodity. and the freight hand
1.rs throw 1. around accordingly, and
VERY frequent ~ wor.Nncn who are going
. abort distance ~ train out OF town 10
do souse blasting take enough with
fS>ssa "A valise 20 cause . full1cdgcd
modern railroad hozor II IL should
90 OF
In the retail stores. where the dyns-
mite t. Cor sale. there Is no unusual
precautSon taken IN shs storing of II.
IL u kept under the counter or on the
shelves. very much tho same as COM
mon salt iss only the dealer IL very
,rrfnl 70 keep hisdynamits cartridges
- ono end of the store and the dyna-
snfss caps a. the other The latter IL
o. more dangerous Of tho two. and II
= when tkey are brought together
ohn1 dynamite L. . most excellent
ohinr % keep away from Its the cap
nd he ezrtridge that are 50 often con-
ns~ndsd IA he accounts Of explosions.
eto The prevailing idea about Anar-
rhist LinGz's death h that he exploded
. oartxtdge In his mouth; instead IL
wss the much smaller but iust n dead
~ CAP
The explosive retzils Cor anywhere
from tpcnty-fvs 90 sixty cents .
r,1und. asserting 10 the percentum OF
n''ro-glyccrine with the sawdust or
lanpbiaciE. The uses 20 which the
dynamite i put in everyday work on
me farras. lodges and highways are
many. for simple rock blasting. reinov-
ING bowiders. breaking mp iron. clear
ing tree staEnps and shattering ice aud
frozen ground IL has been frequent
" used az Benedict pond. where it's ex-
pio-sion under water. after a drowning
ssci1s<nt. has brought To the surface
sore body that couid not be secured
VIII the dragging ironA
ffthe charge i 10 be used under
wairv or ia break ing up ice the cap
hae BE made water-tight where the
fase enters oefore Il Is inserted in the
cartrsiee ~ hlling In the opening
with ar az some kind Of grease
Water dos not iujurc the dynamite,
b. u must b. kept from the fuimin-
are. The powder - injured. however,
ard is power grestly diminished by
low teupera sure. High explosives
frsens ~ = sesnperstare % forty de-
grees 10 forrv-thrcc degrees. Fshren-
nf-NNs 80 WA|A ~ us A0-IAAttttl - IA
sxpio<le. II az al. with but little effect
50 - ns1 sheEn la cold weather the
wor<mcn hare some eontrivsnee for
warming tlss cartridge. either by lcsy-
fng IL IN an iron Kettle which IL I'M
nnerssd in larger 9ne containing hot
wsssw. or By burying r in sand heated
o. = Temperature OF seventy degrees.
Caret-~snsss IN tins part Of the work
has 90 several occasions resulted In .
premature expscsion and accident. for
While i-osA eoacussion and heat are
generally necessary 20 prodncs any re-
ser. either one q tb~ two agents alone
sssy do 80. as wns ths ease In the re-
sent estestr0Dhe &C Ssutander.
There - one rule Of saf-ty that h al
wsy> h~~ded in bl@efing expersmentA
n the c,ssrgr fsils - espfofle after The
fssr ~. hen lighted or tAe current
ssvn<sf 90 IN operator win never dig
- 90 - anf tAs reason why--it n soo
spt ~ - xks 80 nreerscssr that the
ssz~,I boy picks up after he thinks IL
k>~ 9vn~ %. 81 Ni<- Ne by rtssoi tbat
"a trsut.,E N1ra sh. hrst sttrlnpt
- .e-->o~ssfut. . second charge is
pksc<d N sicss proximtsy 81 Ne fsrxt.
- 49,. tk-s ,@..~a h. k.stk ~