This video presentation introduces roughnecks and other personnel to the basics of well control. Based on the introductory level of IADC’s WellCAP accreditation program, the video covers drilling fluid basics, pressure fundamentals, causes of kicks, kick detection, well-control procedures, gas characteristics, well-control methods, and equipment. It assists personnel in learning well-control fundamentals and helps prepare them for performing their duties during well-control situations on the rig. The presentation is divided into four parts (on one videocassette) and includes stopping points to allow viewers to answer questions in a workbook. The questions help viewers determine whether they have understood the main points of the instruction.