ainship 40 Trawler Sin
le & Twin • Boatin
Safet
4.
that, b
itsel
, cannot be detected b
human senses.
di
uses in the air much more rapidl
than other
asses
that are detectable b
the human senses. The wei
ht o
is about the same as air so it does not rise or
all like
ther
asses but will distribute itsel
throu
hout the boat.
is produced an
time a material containin
carbon is
burned. In boatin
, these materials include, but are not
limited to,
asoline, diesel
uel, or propane. All carbon
based fuels produce var
in
amounts of C
, depend-
in
on their carbon content.
asoline is hi
h in carbon
and, there
ore, produces hi
h levels o
. However,
the exhaust of all en
ines and
enerators as well as an
pen
lame device, produce
and the same precau-
tions should be taken re
ardless o
the t
pe o
uel.
4.2.
How Carbon Monoxide Can Enter Your Boa
An
device that burns
uel creates
arbon Monoxide. For
xam
e, a
ro
ane coo
-to
or a s
ace
eater are
ot
potential sources
or
. But the most serious dan
er
omes
rom the
asoline en
ines and
enerators aboard
our own and nei
hborin
boats. There are four basic
wa
s that
rom a runnin
en
ine or
enerator can
nter
our boat.
The
station wa
on e
ect” results
rom the aerod
namics
deck cabins and
l
in
brid
es. With the boat under-
wa
, the air flow over the top forms a low pressure area
behind the cabin or transom which can suck exhaust
as-
ses into the cockpit and the cabin ine
icient trim an
les
also can cause the station wa
on effect
.2.4 S
mptoms of Carbon Monoxide Poisonin
ost important is to know the causes, stud
the s
mp-
toms, and be trained in the emer
enc
care. This is
t
e
est wa
to avo
, un
erstan
, an
respon
to an
arbon Monoxide emer
enc
ne or more of the followin
s
mptoms can si
nal the
adverse e
ects o
arbon Monoxide accumulation. The
rder o
this list is
enerall
the sequence o
s
mptoms.
owever, the number of s
mptoms and the order of their
appearance ma
chan
e
or di
erent people.
ater
n
an
tc
n
e
e
Ti
htness in the ches
Flushed Appearanc
n
n
n t
e ears
Throbbin
Temples
Inattentivenes
Convulsion
Drowsiness
Headach
Dizziness
om
t
n
Colla
s
Nause
at
u
.2.5 Effects of Carbon Monoxid
When inhaled,
arbon Monoxide is absorbed b
the
lun
s and reacts with the blood hemo
lobin to
orm
ar
on
emo
o
n, w
c
re
uces t
e ox
en carr
n
apacit
o
the blood. The result is a lack o
ox
en
or the tissues, causin
subsequent tissue death and, i
prolon
ed, death of the individual. Carbon Monoxide in
hi
h concentrations can be
atal in a matter o
minutes.
ven lower concentrations must not be i
nored because
the affects of ex
osure to C
are cumulative and can
be
ust as lethal.
ertain health related problems and
a
e increases the e
ects o
. People who smoke or
are exposed to hi
h concentrations of ci
arette smoke,
onsume alcohol, or have lun
or heart disorders are
particularl
susceptible to an increase in the e
ects
rom
. However, the health of all of the boat’s occu
ants
should be considered. Ph
sical exertion accelerates the
rate at which the blood absorbs
. The earl
e
ects
f C
poisonin
are eas
to overlook because the
are
similar to the e
ects o
other boatin
related stress such
as e
e strain,
ati
ue, sun exposure, seasickness, or
alcohol consumption. But, as the concentration of C
in
the air increases, it has increasin
l
adverse e
ects on
our health.
.2.6 When Overcome b
Carbon Monoxid
When someone falls victim to Carbon Monoxide poison-
in
,
ast and responsive action is crucial. Know the
s
mptoms. The earlier the e
ects o
are detected,
the better the chances for recover
. The followin
list
shows the sequences o
events that must be done in an
ort to revive a
victim
Evacuate, Ventilate, Investi
ate, complete the
arbon
onoxide poisonin
action sequenc
v
th
vi
tim t
fr
h
ir
Administer ox
en i
availabl
I
the victim is not breathin
, per
orm arti
icial resus-
itation per approved
PR procedures until medical hel
rr
v
n
t
v
r.
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