In this task, we ask you to rewrite a sentence in simple English without changing its general meaning. Essentially, you want to make the sentence easier to read by using simpler words, utilizing more straightforward sentence structures, and omitting non-essential information etc.

Petroleum refining processes are the chemical engineering processes and other facilities used in petroleum refineries ( also referred to as oil refineries ) to transform crude oil into useful products such as liquefied petroleum gas ( LPG ) , gasoline or petrol , kerosene , jet fuel , diesel oil and fuel oils .
Oil refining is the name for a number of processes from chemical engineering , which transform crude oil into useful products such as different fuel oils , Liquefied petroleum gas , gasoline , kerosene or diesel oil .

Several radioactive substances are considered carcinogens , but their carcinogenic activity is attributed to the radiation , for example gamma rays and alpha particles , which they emit .
The carcinogens in them are caused by the radiation they release , such as gamma rays or alpha particles .

Chaghchara ̄ n ( Dari-Persian : ) , also called Firuzkoh ( Dari-Persian : ) , is a town and district in central Afghanistan , which serves as the capital of Ghor Province .

Chaghcharan also known as Firouzkoh is a town and the capital of Ghor Province in central Afghanistan .

