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Welder: Quiz


Question 1: The materials to be joined can be metals (such as steel, ________, brass, stainless steel etc.) or varieties of plastic or polymer.

Question 2: Materials Park, ________: ASM International.
OhioNew JerseyMichiganIndiana

Question 3: Additionally, the brightness of the weld area leads to a condition called arc eye in which ultraviolet light causes the inflammation of the ________ and can burn the retinas of the eyes.
ScleraCorneaIris (anatomy)Bowman's membrane

Question 4: To prevent them, welders wear personal protective equipment in the form of heavy leather ________ and protective long sleeve jackets to avoid exposure to extreme heat and flames.
HelmetBlanket sleeperTrousersGlove

Question 5: Welders typically have to have good ________ and attention to detail, as well as some technical knowledge about the materials being joined and best practices in the field.
FingerMuscleFine motor skillHand

Question 6: A welder (also weldor, which term distinguishes the tradesman from the equipment used to make welds) is a tradesman who specialises in ________ materials together.
Arc weldingGas tungsten arc weldingWeldingGas metal arc welding

Question 7: The size of the particles in question tends to influence the ________ of the fumes, with smaller particles presenting a greater danger.
Lead poisoningPoisonMercury poisoningToxicity

Question 8: Additionally, many processes produce fumes and various gases, most commonly ________ and ozone, that can prove dangerous if ventilation is inadequate.
Carbon cycleCarbon dioxideGreenhouse gasCarbon sink

Question 9: Welders are also often exposed to dangerous gases and ________ matter.
Global dimmingAir pollutionAcid rainParticulate

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