P age 12
W ip
age w ith o r w ith o u t use
a
O h I you
you know
know that
that even
even
b ra il.
W
* *
Old
b rittle and more prone to
When you aren’t using your
cars are downsized Now
wear
w indshield w ip e r blades
This is more than sevei
manufacturers have by and
This means that m otor
they are wearing out’
large eliminated the hidden times greater than the ozon.
ists should think in terms of
Labo ra to ry tests show
wiper feature and the wiper level of an ‘ozone alert,'
how long they've used the
that a ir pollution ages the
blades
are exposed to the air which is 6.5 parts per 10C
rubber wiping element on
rubber wiping element of
m illion
again.”
the wiper blade.
the wiper blade and causes
Our tests show that the
' How long, instead of how
Henrichs says that every
it to age significantly faster
much or how often they've
wiper blade manufacturer ozone causes more rapid
than through n o rm a l or
used the windshield wipers ”
adds
anti-ozonites” and aging than we see caused by
heavy use
Henrichs
says.
-P
o
llu
tio
n
anti
oxidants”
to the rubber regular use,” Henrichs says
*n, tests conducted by
causes more wear — faster
compounds used to make the
Rubber wiping elements
AINCO, m a n u fa c tu re r of
than normal use ”
wiping element and that aged by exposure to ozone
windshield wiper products,
these significantly slow the may streak or chatter across
Henrichs points out that
ozone - a m ajor component
deterioration
process.
the windshield, fa ilin g to
of a ir pollution - was found
m r a number of years, the
to be the single most im p o rt effect of ozone on wiper
However, no one can pre clean it effectively and seri
ant factor in causing wiper
blades was minimized due to
vent the ozone from attack- ously li.n itin g vis ib ility .”
olades to deteriorate
mg the rubber, ’ he says. “ I t ’s
automobile design
Henrichs advises m otor
4 N r n Henr:ChS’
a natural process that af ists to watch carefully fo r
In the late 1960s. cars
fects all rubber products, in signs of wear on w ip e r
AlNCOs quality control test-
were firs t designed w ith
cluding overshoes and bicy blades, and replace them
•n« laboratory, says that
fro n t hoods that hid the
cle tires.”
when windshield wiper rub-
immediately if the rubber
wipers from view.” he says
b*‘r is exposed to ozone, a
This design feature had the
The effects of ozone on portion appears brittle, dry
' hemical change sim ila r to
effect of reducing exposure
windshield w iper rubber or cracked A good rule of
metal rusting occurs This
of the wiper blades to ozone
were tested by exposing the thumb is that the rubber
oxidation process causes the
rubber to ozone concentra wiping element should be re
But styles change, partic-
rubber to become dry and
tions of 50 parts per 100 m il placed at least once a year
- ...... ' '" y ano
ularlv as more
,na
'
more and more
| lion
and occasionally as often as
every six months
h its tin te d w in d s h ie ld s
Tinted windshields cut
VLSIJjl 1
11 ii m
m in
«n a ~ tio
»A n ■
kJfj ( fn.ikl*
__
make t hi»
the problem
visual
illu
by 50 H I mght
He said that nearsighted
even worse and should never
Percent at night and should
These arc telescop,c aids
be worn while driving at
People tend to focus on the
Inih Ut aWed' accor<J,nK to an
•hat are fated
various
night.
d
irty
window,
not
the
road
Indiana optometrist.
ways to perm it legally blind
Sunglasses are a no-no at
“ Ana Wi en Wear,ng glasses
"Kven though a tinted
persons <20-200 vision) to be
And when looking through a
night, but for persons with
windshield, most often, is an
issued driver's licenses
windshield." Allen said, “ the
normal vision they seem to
extra-charge option, it (s
Persons fitted with these
background can be critica l
help m the daytime, he said
hard to buy a car without
devices should have good pe
Io
your
h
e
ilth
.”
He
said
recent
studies
one. said Dr. M e rrill J
ripheral vision, Allen said
Allen said some cataract
show that persons with nor
Allen, an authority on vision
D riv in g w ith telescopic
mal vision are able to detect
patients and persons with re
and auto safety
aids
without good peripheral
tinal
problems
are
helped
by
target spots or. the roadway
Auto dealers tell people
vision is an extreme haz
faster in the daytime wear
that a tinted windshield is
wearmg yellow lenses at
ard
n|gbt. but they should be
effective against glare at
ing sunglasses
Now that people are
Kh tDand People believe
In fact, he said, peripheral
° n 3 PreS(T.pt.on
hat. But tinted windshields
pumping their own gaso basis, because yellow lenses
vision is more im portant to
line. Allen said, “ they are
< an be a dangerous filte r for
safe driving than good cen
are very dangerous, and I
some people.”
d rivin g cars w ith d irtie r
tra l vision “ That’s the way
guess the only thing we can
do is outlaw them as Austra
windshields It is not unrea v J in ‘ hT dayhme- Allen said
people see as they drive,” he
lia has
sonable for an optom etrist yellow lenses decrease visu
said We monitor the whole
Allen drives a car with a
0 go out and check the al acuity.
field of our vision peripher
He said that care should
ally.
clear windshield in Bloom-
windshields of his patients’
cars
b«‘ taken, too, in prescribing
mgton. Ind. where he ,s a
“ If telescopic aids are
H a person is myopic another kind of visual aid
professor of optometry at
worn,
the driver must be
now
legal
in
some
states
(nearsighted), d irt on the
Indiana University
trained in their use The aid
He said sunglasses at
windshield at night can be
devastating ”
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AUTO WRECKERS
665-9513 or 665-8964
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whichever occurs first
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In c lu d e 4. 6 A 8 cvhnder
automobiles (certs.n models
excluded)
1946 NE 122nd
Son Rafael
Shopping Center
253 2825
O p»n74S s ^ epunM or
e 1-m. 5 p m . S et
rA-t, ,r<,,ny )or, hont
must be out of the way most
, the time, and used only
lo r a quick look every so
often to check position ”
A llen said th a l pc„ p |e
with poor vision have less
lim e in which Io react and
should drive corresponding
C la s s ifie d ;
667-6633