When making GTAW V-groove welds on aluminum plate, clean each completed weld with a(n) _____
a. bastard file
b. chipping hammer
c. aluminum wire brush
d. stainless-steel wire brush
d
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GTA welding is efficient for welding metals ranging from sheet metal up to 1/2 in.
Answer the following statement true (T) or false (F)
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The multi-zone roof top units are usually custom manufactured for a specific application with a specific number of zones.
Answer the following statement true (T) or false (F)
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Neolithic farmers in the Near East devoted themselves chiefly to the cultivation of what kind of crops?
a. vegetables b. fruits c. grains d. sheep and goats
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A broadband cross connect is one of the most important pieces of equipment deployed in the metro network
Indicate whether the statement is true or false
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