Skip to content
UiDive
SC001Lesson 2 of 835 min

How scuba diving works

Scuba stands for Self-Contained Underwater Breathing Apparatus. In plain words: you carry your own air supply with you. It sounds simple, but a few clever ideas make it work and keep you safe.

Objectives

  • Explain in simple terms what scuba stands for and how the system works
  • Describe how a regulator delivers air at the pressure of the water around you
  • Explain why a diver breathes continuously

Version 0.1, written by UiDive education team · Draft: awaiting technical review

Important: Independent education, not a diving qualification. Learn to dive with a qualified instructor.