Brainstorming about technology

I a) Tool=any instrument of manual operation
-tool=apliance.
tool for example hammer
B) Cyborg= a person whose phisiological functioning is aided by or dependant upon a mechanical or electronic  device.
Cyborg=Robot
Cyborg for example =android
C)Technology= Process, invention, method or the like
Technology=electronic , science
technology for example=computer

II In my daily life I use metrocard, buses,trains, computer etc. I always use them because they are necessary to me without this technology I think that it will  be a chaos