petrol

"Burning natural gas, which is mostly made of hydrocarbons, provides heat for many homes. "

"My brother is primarily a student; he spends most of his time studying. "

"The mixture of flour and water was carefully stirred to make the dough. "

"The new sports car was incredibly expensive, costing more than my entire year's savings. "

"The factory used petroleum to fuel its machinery. "

"People commonly eat breakfast before going to school. "

"The project consists of three main parts. "

"to refine gold"

"The train station was crowded with people waiting for their trains. "

"We had to sit in the dark because the electric was cut off."

"Currently, I am working on my history assignment. "

"The electricity bill was unusually high this month, likely due to the many electronics running in the house. "