001K76100
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of -
on
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of H&AP4MG.
A SCRtPTOGRAPHtC BOOKLET by CHANNING L BETE CO , INC Greenfield. Ma;s , U S S
@197° 1976 EDITION 1038F-7-76
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C Pi
00 fftlWOH
HAVE
losses
ANP
exposed -fo
levels
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I ) YOOIT he3rirv} is o^e of your
* A ' precious possessions -fer
oulr
19 33>ne,cJ -fro KYI li
PAWS
Of AfEAP-
MiPPU.
directs sound
waves to
middle and inner
ear, protects
inner parts.
\ protects inner ear /
\ from shock—equalizes /
pressure on /
ear drum. j
I
transmits sound
impulses to
brain.
EAR
(auditory nerve)
connects to brain.
control
sense of balance.
changes sound
waves to nerve
impulses.
transmit
sound vibrations
to nerves in inner ear
to MOUTH AMP (JOSE
to equalize pressure on
both sides of eardrum.
------- A Source of ouf
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people,
PITCH
s
(2-
-C\
OF
O I C7
V-' ' A \s ^.
Of]
/i/r
of
of r»oi$e.
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Rocket launching pad
Jet plane
Gunshot blast
Riveting steel tank
Automobile horn
Sandblasting
Woodworking shop
Punch press
Pneumatic drill
Boiler shop
Hydraulic press
Can manufacturing plant
Subway
Average factory
Computer card verifier
Noisy restaurant
Office tabulator
Busy traffic
Conversational speech
Average home
Quiet office
Soft whisper
180
140
140
130
120
112
100
100
100
100
100
100
90
80
85
80
80
75
66
50
40
30
may
UoM6
-90
7o
Measuring noise exposure is
a job for experts and requires
the use of complex measur-
ing instruments.
If*
world
be.
-to e./-c£Ss''ve
-------
V\e,*3ring loss raises your
of
9+
-first bein -to
O TEMPORARY TflfzeSHOlP SHifT
Not* HEAP-
' UN
-a*
loss
/ noise,
7-f
loss ca« become.
if
for a
SHIFT
NO PHY5iCAt S«5M5
»x>
\
batk."
8
n
f>p. i i wi^v? y\n*& may
" " be -KKIK\H"U£, or r'mqi*
in of
n
Kl6H
/
*
-fe all
es if
-------
HeAHf'6
May be caused by sudden,
single exposure to
extremely high, loud noise.
Less common than
other types of
hearing damage.
ft
.In an extra-noisy environment it's hard to
\ hear people talk-and that's a safety hazard
in itself.
-' Unpleasant sounds, particularly sudden and un-
/~\ /' even ones, may cause fear, anger, "wear and tear.
0
J&
Noise may cause fatigue or distract attention
from demanding or difficult tasks.
op -to
-for- practicing
-------
workers
-\Q excessive, on--tke-j0fc> v^o»se
be
to u>we*»
HOI&&
^ and better operating
methods.
of equipment for
quietest operation.
mufflers, pads,
acoustical tile,
carpet, etc.
walls, shields, remote
control booth between
worker and noise source.
between worker and
noise source, isolation
of noisy operations.
©
work for shorter
exposure or for
quieter working hours.
to
Noise OUTPUT
IS
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PWrt!6CTiO|l
B69T
SHIFTS
"
PMI6S
most do-it-yourself
protectors, such as
cotton, don't really
dampen noise. They
fit badly and aren't
hygienic.
are very effective for
most sound levels.
Must be carefully fitted
and periodically checked.
protect all parts of the ear
and offer widest range of
sound protect ion--don't
require frequent adjustment.
»r
— keyring proteoforS
bfc pu<- -to work by )bu 4t> be
ii
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information on
limits of noise that will protect public health and welfare.
• IfHr* •! fr" ' » products that are major sources of
noise and provide information on how to control noise
from such products.
for noise emissions for con-
struction equipment, transportation equipment, and all
motors and engines and electrical and electronic equipment.
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EPA will work with the Federal Aviation Administration.
EPA will propose noise standards,- FAA will consider the
proposals, set the standards and enforce them.
federal
^^W W W ^^^F^ /—
too/ ^
of
your
f3
-------
's WojtfH Youft
10
--•to
-to
—\o £ee|
*tV —
of
-------
— -take care of your
y; i-h C3n;4- be replaced /
-(4\
on y^)ur Job —
J
or
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U.S. ENVIRONMENTAL PROTECTION AGENCY
WASHINGTON, D.C. 20460
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