Painting/Coating

 201.        Which type of nozzle given greater control? a)             Venture Nozzle b)                Short bore Nozzle c)             Straight bore Nozzle d)             Angled Nozzle   202.         Copper Slag is a)             Shatters b)             Does not shatters c)             Spherical d)             None of the above   203.         Limits for Testex Tape use Coarse a)       ...

151.         Why steam cleaning is not conducive the oil and gas industry? a)             Require electricity b)             Need more water c)             Require heat source d)             Highly expensive 152.         Air/Abrasive stream is using water approx. a)             One and a half litre /min b)             Need more water c)             Two litre/min d)             Three litre / min   153.         Sometimes use flame cleaning at...

 126.        Which blasting Grade best describes thorough blast cleaning? a)             Sa 2 b)             Sa 21/2 c)             Sa3 d)             Sa1   127.         Very thorough blast cleaning is refers to a)             Sa1 b)             Sa2 c)             Sa2½ d)             Sa3     128.         Blast cleaning to visually clean steel is refers to a)        ...