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Tachyhydrite: A precipitate of sulfate minerals following acidizing with
strong hydrochloric acid.
Tadpole Plot: A plot of dipmeter or drift where the dip angle or displacement
is plotted versus depth as a displacement of the dot. Also called a vector plot.
Tag: To touch the top of a tool, ll, water, etc., with wire line, tubing, or CT
tool.
Tag Line: A small rope attached to a load being lifted by a crane that allows
a person on the ground to help guide or place the load.
TAG (Perforating Gun): Throwaway gun or scallop gun.
Tail: That portion of an oil that vaporizes near the end of distillation, the
heavy end.
Tail Cement: The ...