Quoting, taking text from the internet and passing it off as your own, is considered plagiarism and abuse on Hive.
https://www.google.com/amp/s/www.taringa.net/%2bautos_motos/como-funciona-un-motor_12u5bf/amp
https://www.taringa.net/+info/the-gasoline-engine-of-4-cycles_frf44/