The conversation between human and AI assistant.
[|Human|] Extract from the following passage two key uses of electricity in modern technology.
[|AI|] Electricity is at the heart of many modern technologies, being used for:
a. Electric power where electric current is used to energise equipment;
b. Electronics which deals with electrical circuits that involve active electrical components such as vacuum tubes, transistors, diodes and integrated circuits, and associated passive interconnection technologies.
[|Human|] 
Extract from the following passage two key uses of electricity in modern technology.