Respuesta :

brendanbeh
1. Power supply
2. Monitor
3. Case 

Or This Metals, silicon and Petroleum are the main raw materials used in computers by weight
Medal and Brainiest PLZ :)
mgag1022
1power supply 
2 my case is full iron it was so much sorry
3 my actual compute wit weight like 30 pounds i have a fully upgraded alien ware computer that runs like the flash compared to the fps of a mac