The Seattle post-intelligencer. [volume] (Seattle, Wash. Terr. [Wash.]) 1888-1914, 1889-10-29
s.PSACLES AND MOSS
- Of Bottoms of Iron and
steel Vessels.
. WATER NOT 4 REMEDY.
rauper sheathinz Preserves
wuzssn shiTss-A Fortune For
Al Inventor.



=. iron vessels are REGULARLY LA
ts on tong voyages or from con-
eestnz p sea water. Whether the
(. nr5teIled By sau or steam.
80 has hesu on Is long cruise on
- e- making daily passages a. q
.ssns,. o. idly uEo0ged az wharf.
.as saEae N EACH case, marine
ss-rarsz ana ether eragtacsE aecr-
-sflg aud become q great obsta-
- rsssal moving through the water
-sa: lglrimeHt and nuisance.
=. pa st0aHy asserted BIZ writers
agslv HgcessaFy IL lake such yes
q, fresh water. which 1t Is alleged
gae marine life. and remove the
aea7. ne vessel bottom.
Sc bal zeY which has been tested in
.as tna; naval authorities and
-, srrsf;s now knOw that the only
a3ye such foalnees i 10 take the
ID Org dock, or ground her on
timber and scrape and paint
~ STEAMER Alaskan is q notable in-
The elegant vessel had been plying
So sard and Becoming foul was
= tie Columbia river where It was
8 fhst tsle fresh water would kiil
rs and sea weeds and the rapid
80 Il the vessel on n trip down the
Astrla would wash oil all this
- saa leave The bottom clean. IL was
ass the f0nlness could not be re-
except by scrasing. The 0iympian,
Sc looked al Esquimait, had many
4 s4roacles, kelp ana moss removed
ssf a0ttaH.
~ Sznfi6c A1aeHeaa Of the 5th inst. :.
The Ranger. Il. :. ~. had at
81 "A aer bottom as much ~ twelve
n nsrne growth al her docking in
f,asklYn navy yard. and this, too,
sssas kaa Aeen for sOnse time in the
d s6szrs q the Sacramento. in which
g tue growta had perisiaed. The At
"a efigaIly had a coating oil anti-cer-
s pant next 20 her plating. and an
mar supposed 10 he proof against
ntaek q barnacies- ON an examina.
& Der bail a few days since 10 was
Il AossFer that ba-naeIes had eaten
EaY through the anti-eorTosiye paint
hsa bfnly attached themselves 10 the
batiom The frequent docking of
laania and the Boston have demon
sss DE costhness Of keeping steel bot
u anything Ike ne condition for
astoFy speed performances. ans there
6 & idss Il she's ihing them with an alloy
afpf
aa aeli-kuowu fact shat wooden YES
b lgalhed with copper Will keep clean
b hghi, b8t the reascu is not SO genar-
sn3gstood The galvalstc action which
~ plsn between sea water and copper
500 ihe green oxide called verdigris,
IS i pot only destructive TO marine
s rss1 bal h. easily washed of. and vessels
u ~ saeAfhsd will return from long yoy-
- - thsir copper free from bsrna-
- "a Feseta0le growth. Pure cop
5ssthing i but seldom used on
81 present. IL has for many
~ been superseded by the use Of muniz
an aiiey OF copper commercially
as yetiow metal, q little harder than
r. and wears longer. bat tine galvanie
Be- = The same and the vessels motion
r. her bottom clean. AS matter OF
- these metal sbeatinEs wear away
esye - be renewed every few years.
{ can only BE- applied TO wood, a. cop
shesting cannot ~ applied direct to
lhs tao metals, with the salt water
ng upon them rapidly destroying each
ssaiifc minds have been long occupied
estoyssiug some preparation that can
sgsllei 10 the bottoms of iron vessels 20
sasnt these marine groEths. bnt thus far
Asng seems ia work satisfactorily. 1t
fsseatly stated IN an Eastern journal
: Dc japanese have succeeded ia pre-
go poisonous lacquer which will en-
q pseyent the foaling Of iron vessels,
g " poison is So subtle and SO destrue-
- human lie that IS application is
nglg dangerous.
thina and Japan IL has been the Gus.
- etalutles 30 coat the bottom Of
pnks with Chenam, a cement made
skhme and nUt oil. amt st has been
ssiet that doubtless some chemist
Discover a preparation OF ingredients
Asaata whieh would slosly and grad
s search ike the verdigsis OF copper
- a discovery can bs maae OF . cop-
sen that cau be applied Ia the bottoms
- Srsso,s, its effects s.li b. precisely
us OF copper an wooden vessel. il
seep The bottom clean and be a. read
- che=ply renewed As pant.
So sUch & compos ann will he discav-
Fl DO Hol doubt now that the attention
y commercial world has been called 20
lsUtige demand for something which
= used on iron or steel cruisers and
3 vesgls 20 keep them from follnr.
aatusisc paint Is net effective, copper
= Rhbh Is good Tor wooden vsssels
Aea serve the puyposg Of keeping iron
See BOTTOMS clean. red lead onty lasts
eE' bs}e. h mus, be substance that
81 akp COPPER by simpie erosion or
Il 'ihs 90 aad az the same time he easily
sss'i iite pau5 sua Inexpensive. The
Bar Eaveynmeat has adopted a metaod
saes'blns stesr Steel cruisers wi'h a
'ft paper teljinE like paper ssache,
fesSF.nE ibv 34tsldc With sbsaGhing
Il sirS alloy, tuttbis IS 3 very eEpen-
s@ess not adapted 10 the merchant
~ aesr "ho ran discover a preparation
81 oe hart as cement aad elastic
& q ITeyeut SIS craekluE or pecling
q 20 So Re SETS enough GA its surface
setei oo oy sea wAser So he sept
a~eoFFcF see4Jhiue IS ard thereby
- 'es.tns fsom hsfnat3es snd marine
- 3s3 make 8 fortune
81. ny uaattesl friends nj the
siYle te.y iae issi every thing has
eied an1 the governments 81 the
States, orgat kr3tain. France and
e~trs have expanded vast sums
IA 'ss'faeats to prevent !run vessels ana
etsers from fosllng but
iAtlrl. The w0g.a anew
e. te5sesaphy uI Morse
= e.ty,r.e vsees ,a motion. And n0th-
iFtt .f.h.s or telcphoayg tai EJl.
sea3f s3e discoveries. Aud it IS ue arfss-
say shHs esAaog ~ acrona-
lsesEse sae sghs wsy has nos heea
I e.et lhat sssb = composition
& a's=fy- v.l ans a hsn u.@,ie knoNu
- stFns3yely Bsei cts sac bots o,as
e tE>e4s4 ri Fave s1.F ~, p. rms