Well control is the technique used in oil and gas operations such as drilling, well workover, and well completion for maintaining the hydrostatic pressure and formation pressure to prevent the influx of formation fluids into the wellbore.

This book is created to help people refresh and get more understanding about well control. It will also assist people before they are going to the good control school. There are several books in this series and each book contains one main topic which will be advantageous for learners.