Valve actuator symbols can be found on the _____.
a. mechanical symbology page
b. instrumentation symbology page
c. instrumentation P&ID
d. components page
b. instrumentation symbology page
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IDENTIFY TEST PROCESS SYMBOLS AND DIAGRAMS
A flow chart is
a. a picture of the activities that take place in a process. b. a tool used to test and implement changes in a process. c. a statistical tool used to determine and control process variations. d. used to indicate relationships between two variables or pairs of data.
Most contractors use a standard format of summary to capture all the main components of an estimate.
Answer the following statement true (T) or false (F)
Why do acetylene cylinders contain acetone?
A) Acetone chemically reacts with the filler in the tank to produce acetylene gas. B) Acetylene gas is dissolved in the acetone liquid. C) Acetone helps keep the cylinder weight balanced by evenly distributing the liquid. D) The acetone liquid boils off to form acetylene gas.