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Showing posts from September, 2021

Safety goggles and welding shields

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  Welders are provided with goggles and welding shields fitted with un splinter able glass for protection against sparks and harm full rays of welding.Goggles are given to persons working on lathe,cutting grinding machine.At places face shields are also provided.

Self Rescuers

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  Self rescued is an escape apparatus for saving own life while escaping from the mine through toxic atmosphere or atmosphere containing very low% of 02 after afire or explosion in the mine.Self contained self Rescuers are closed circuit apparatus.The wearer does not have to depend on outside atmosphere.As per the regulations,every person entering the mine is required to carry a sealed SCSR attached to his cap lamp belt.In event of an explosion or fire in the mine,wearer breaks the seal of SCSR,dons the self rescued fit its mouth piece in the teeth and closes his nose with nose clip.SCSR provide O2 for 30minutes for escaping from the toxic atmosphere of the mine.

Describe the equipment and organisations for fire fighting in a mine

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Equipment and organisation for fire fighting:                                                               1 -Water :- Adequate quantity of water at sufficient pressure shall be made available at all working place underground mines and all other place of fire risk.Taps shall be provided at not more than 120m apart.Hose pipes of not less than 60m length shall be available at suitable place.   2- Fire station:- Fire station,with suitable fire fighting equipment,shall be established and kept maintained at convenient places,on surface and u.g.         3- SAND,INCOMBUSTIBLE DUST,FIRE EXTINGUISHERS:-                                                  Sufficient supp...

Symptoms of internal bleeding

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Symptoms of internal bleeding                        Bleeding   :From nose,ears,mouth.                  Restlessness   : Throwing about of arms and pulling the clothing at the neck.              Air hunger  :Yawning,sighing,call for air,distressed efforts to breathe,service thirst. First aid- The injured loader shall be laid on a stretcher and covered with a blankent.He shall be transported to the doctor as soon as possible.Attendance clerk shall be asked to infrom the doctor and keep ambulance ready.

First aid of bleeding injury

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  The injured person shall be brought to a clean place in a comfortable position.Blood escapes with less force when the victim sits,and still less when he lies down.If there is no fracture,the bleeding parts shall be elevated.The wound shall be exposed,removing as little clothing as possible.Any visible foreign bodies shall be picked out,and the wound wiped out lightly with a clean dressing.A clot shall not be dressed. Sterilised dressing shall be applied.If it is bleeding,a sterile gauze pad shall be placed over the wound and kept pressed with fingers until the blood clots.If bleeding continues, tourniquet (or a bandage 50-60mm wide and 1.2m long),shall be applied only tight enough to control bleeding. Tourniquet shall be loosened every 15minutes.Time applying tourniquet shall be noted on a piece of paper and attached to it. Victim shall be transported to the doctor on a stretcher.The prevent shock,he shall be kept covered by blankets.No stimulant shall be given by mou...