Part 1Topic 1.1 - IntroductionTopic 1.2 - Formation pressuresTopic 1.3 - Formation strengthTopic 1.4 - Primary well control conceptsTopic 1.5 - Secondary well controlTopic 1.6 - Tertiary well controlAppendix 1 - Relationship between bottom hole pressure, formation strength at the casing shoe, drilling fluid density, mud influx volumeAppendix 2 - Worked example for killing a well by "Wait & Weight" methodAppendix 3 - Derivation of the equation to calculate top gas pressuresAppendix 4 - List of symbols used in this Part