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Life Support department

Life Support Track: HVAC, Cooling, Water and Power

The systems that keep people and machines alive: refrigeration, data center cooling, water treatment and electrical safety. For HVAC techs, facilities crews, electricians and plant operators.

Life Support covers air, water, cooling and power systems, the same trades that run data centers, hospitals and factories.

4 modules · about 90 minutes in all · a quiz after each module · final test: 12 questions, pass with 10 right

Join the crew and start this track About Life Support

What's in it

  1. Module 1: How refrigeration works

    Almost every air conditioner, chiller and fridge uses the vapor-compression cycle.

    About 15 minutes · quiz of 5 questions on this module · sources include EPA and BLS

  2. Module 2: Cooling data centers

    Data centers turn almost all the electricity they use into heat, and that heat has to go somewhere.

    About 15 minutes · quiz of 5 questions on this module · sources include DOE FEMP and BLS

  3. Module 3: Water: treatment and recovery

    Building water systems can grow Legionella, the bacteria that cause Legionnaires' disease, a serious pneumonia.

    About 15 minutes · quiz of 5 questions on this module · sources include CDC and NASA

  4. Module 4: Electrical safety and backup power

    Every life support system runs on power, and power is where techs get hurt.

    About 15 minutes · quiz of 5 questions on this module · sources include OSHA and NFPA 70E

The full lessons, quizzes and final test are open to crew members. Joining is free.

A question from module 1

In the vapor-compression cycle, where does the refrigerant absorb heat from the space?

  1. A. Compressor
  2. B. Condenser
  3. C. Evaporator ✓
  4. D. Breaker

The evaporator boils refrigerant, pulling heat from the space.

What you get

SAMPLEMars Mining Academy

Sample certificate

Your name here

completed the

Mars Mining Certificate in Life Support Fundamentals

  • How refrigeration works
  • Cooling data centers
  • Water: treatment and recovery
  • Electrical safety and backup power

Each real certificate gets an ID and its own page at marsmining.com/academy/verify/, plus an Add to LinkedIn button.

This is a certificate of completion from Mars Mining, not academic credit or a license. It shows you studied the material and passed an unproctored online test.

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