Welding Safety Flashcards
Burns from hot material like hot metal, flames, hot slag or sparks fall, in to basic types are?
Surface or minor burns and
Major burns.
Is only out layers of the skin are damaged and the burned are red in colour and may bilster?
Surface or minor burns also known as first degree burn.
Major burns also known as second degree or third degree burns is ?
Are deep burns with all layers of the skin destroyed and underlying fat and muscle damage to varying depths.
If your clothing catches fire, remember what ?
SDR
Stop moving do not run
Drop to the ground and
Roll several times to put the flames out.
Light rays are dangerous for a distance of up to ?
50 ft or 15m even when reflected.
The radiant energy can be divided?
Visible light
Ultraviolet rays and
Infra red rays.
Ultraviolet are visible, and most commonly cause is?
Arc flash sometimes called welding flash or arc eye.
Infrared heat rays are also visible and they cause?
Temperature increases and burns to exposed skin.
Fires can be caused by ?
Torch flame
Flying spark
Slag and hot metal contacting
Combustion material such as
Rags
Chaff
Shaving
Trash
Flammable liquids or
Electrical wiring
Some harmful gases cause cancer are called?
Carcinogens.
Metal fume fever sometimes known as?
Zinc chills
What are is pumped into shop passes through and is vented outdoor through doors and windows?
Mechanical general ventilation
Three basic types of malfunctions that you can experience with oxyfule equipment are ?
Back fires
Burnbacks and
Flash back
Some of the methods of rendering a container safe for welding and cutting?
Boiling in a caustic solution
Inert gas purging and
Steaming
Oxygen,argon,nitrogen and helium are filled to
2200psi to 2500 psi
