Languages mean opportunities
Video "How do Refrigerators Work?"
Air Conditioning
Video "How does an Air Conditioner Work"
Сryogenics
Video "A look at Cryogenics" (Is there life after death?)
How do Technicians-Mechanics Work?
Video "Heating, Air Conditioning, and Refrigeration Mechanic and Installer Career Video"
Food Preservation. Freezing
Video "Food Freezing Tips: How to make sure your frozen food lasts"
Refrigerants
Video "Refrigerant Types"
In this video you will be learning the basic types of refrigerants, their history and future as well what impact they've had on our environment. Covering CFC, HCFC, HFC, HFO, Carbon dioxide, ammonia, CH, ozone layer depletion and greenhouse gases.
Basic facts about electricity and circuits
Video "Explaining an Electrical Circuit"
A simple explanation on how an electrical circuit operates.
Video "Basic Electricity - What is an amp?"
What is electrical current? What are amps? Find out in this video!
Video "Electrical Resistance"
We have explained here what is resistance and what is the basic theory behind it.