octane

"The lab technician carefully measured out a small amount of pentane for the experiment. "

"Example sentence: "To clean the paintbrushes, we need to use solvents that can dissolve the dried paint." "

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

"Someone is knocking on the front door. "

"My sister is very helpful, especially when it comes to organizing things. "

"The factory used petroleum to fuel its machinery. "

""Because it contains only carbon and hydrogen atoms arranged in a straight chain, that organic molecule is classified as an aliphatic." "

"I brush my teeth regularly to prevent them from turning yellow."

"Buying more servers would improve performance."

"The teacher requires students to submit their essays by Friday. "

"She turned eighteen years old last week. "

"the performance of an undertaking or a duty"