L Safety Flashcards
1
Q
What are the major causes of accidents?
A
- Pre occupation
- Ignorance
- Laziness & Fatigue
- Physical hazards
- Horseplay
2
Q
How do we tackle the accident problem?
A
- Know the hazard, know the precaution
- Maintain safety discipline
- Develop habit of noticing hazards
3
Q
What are the 3 main causes of electric shock?
A
- Equipment failure
- Human error
- Combination of both
4
Q
What happens to the human body when exposed different to electrical currents?
- @ 1mA –
- @ 10mA –
- @ 20mA –
- @ 30mA –
A
- Involuntary reaction
- Can’t release grip
- Physical damage
- Can kill
5
Q
What voltage on board is considered to be “safe”?
A
24 V DC
6
Q
What is the correct electric shock procedure?
A
- LVA
- Isolate person from supply
- If not possible stand on insulation & push person clear (With an insulator)
- Check for response ( if none LVA, open airway, check breathing)
- LVA till help arrives , do CPR if trained
7
Q
Describe the procedure for removing fuses?
A
- Place finger on fuse
- With free hand unscrew fuse holder with fuse key
- Turn head away and remove fuse holder
- Replace empty fuse holder to maintain the dead front of the fuse panel.
- Repeat
8
Q
What are some Hazardous components & materials on board?
A
- Tantalum Capacitors - may explode with sulphuric acid
- Selenium Rectifiers - contain toxic substances
- Lotoxane - flammable, can be fatal if swallowed or inhaled
- Radioactive valves - Class 1 (theta) , Class 2 (Trefoil symbol & words class 2), Class 3 (trefoil & class 3)
9
Q
What precautions are to be taken when using Loxotane?
A
- Wear rubber gloves / PPE
- Adequate ventilation
- Keep away from flame
10
Q
What PPE should be worn whilst working in the galley?
A
- Overalls
- DMS
- Long sleeves/overalls
11
Q
How are all galley supplies isolated in the event of a fire?
A
Isolating switches outside galley, painted red
