This PowerPoint is finding some earners to know ergonomics and these hazards. This presentation really explains that hazards can be controlled by a variety of methods. Learning this presentation is very fun and great to use so watch and see how hazards mean it to you. This represents how hazards means and how to assess the risks that people might have... Enjoy watching... Add me: https;//www.facebook.com/IAmFireskull Bhosx Shakurmuy Cruto

2. We will identify how this
presentation really controls our
mind.
 We will study how we will follow
the rules in ergonomical hazard.
 And we will think decisions and plans
before doing the works well done…


4. a: chairs
Causes:
o Feet cannot rest flat on floor.
o Unable to sit with thighs parallel to the
floor or with a slight downward angle
from hips to knees.
o Front edge of seatpan presses into back
of knee.
o Chair lumbar support not supporting
the small of the back.
o Space exists between spine and backrest.
o Armrests provide inadequate forearm

5. A: chairs
Preventions:
o raise/lower chair to allow feet to rest
comfortably flat on floor.
o Use footrest if keyboard/desk height
requires an elevated chair.
o Adjust chair height so that feet remain flat
on floor or footrest but thighs are also
parallel to floor.
o Choose a chair with 2-3 fingers width
between front edge of the chair and back of
knees.
o Attach a removable back support cushion to
existing backrest to short seat pan.

6. B: KEYBOARD/MOUSE/OTHER INPUT
DEVICE
CAUSES:
o Wrist is not flat.
o Forearms are not parallel with
floor or shoulders are tensed
when using keyboard/mouse and
other input device.
o Wrist is deviated.
o Reaching to side or front when

7. B: keyboard/mouse/other input device
Prevention:
o adjust seat hei so that keyboard
and mouse sits just below elbow
height.
o Raise or lower adjustable work
surfaces in systems furniture so
that they are just below seated
elbow height.
o Ensure adequate space for input
device.
o Place mouse/input device beside

8. C: monitor and workstation
CAUSEs:
o head tilted up/down repeatedly
for a long time while working in
the desk.
o Head is not directly over the
spine.
o Hard/sharp objects press into
skin.
o Twisting of torso.

9. C: Monitor or workstation
PREVENTIONs:
o Raise/lower the monitor so eyes are in
line with top line of text.
o Position the monitor directly to the
user.
o Use a hands-free system.
o If user is right-handed arrange
accessories to the right of the
computer.
o Pad sharp edges on desktop with a
foam.

10. D: environmental
Causes:
o Too much/too little light.
o Glare on monitor.
o Temperature is less than 20
degrees celsius to 24
degrees celsius.

11. D: environmental
Preventions:
o Reduce the amount of light in
work area especially ceilingmounted light fixtures.
o Use appropriate task-lighting.
o Prevent source of glare reach
the monitor.
o Raise/reduce temperature for
individual comfort.

14. ???
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