A.To cool down machinery bearings

B.To heat up machinery components

C.To prevent contamination in machinery

D.To lubricate machinery using mist

A.Welding, cutting, and allied processes

B.Welding and cutting processes only

C.Soldering and brazing only

D.Metal fabrication processes only

A.To prevent erosion around the pipeline

B.To facilitate access into a pipeline

C.To block the flow of water in a pipeline trench

D.To provide structural support to the pipeline

A.To establish a safe work area

B.To identify the route of the pipeline

C.To mark the location of a pipeline anomaly

D.To demarcate the construction site

A.Chemical process optimization

B.Safety and operating continuity

C.Design of electrical equipment

D.Energy conservation