Why are soft shut in procedures used for well control?
Why are soft shut in procedures used for well control? Some arguments in favor of soft shut-in procedures are that they avoid a "water-hammer" effect caused by abruptly stopping the fluid flow, and they provide an alternate means of well control (i.e., the low-choke-pressure method) if the casing pressure becomes excessive. How is double dipping used in the operating room? Double-dipping degrades the chemical and contaminates it from the used wiper. Wipers need to be changed frequently to ensure proper wetness and to facilitate contact time of the chemical. Tools and equipment needed to perform cleaning and disinfecting tasks should...