aliphatic

"The prisoners were kept in a secure compound. "

"Hydrogen is the simplest chemical element, with only one proton in its atom. "

"The library books are classified by subject, so finding a book on history is easy. "

"My family has a different ideal for my future than I do. "

"The box containing my old toys was stored in the attic. "

"The factory used petroleum to fuel its machinery. "

"The chemist studied the different types of aliphatics found in the cleaning solution. "

"The box contains my old toys. "

"The straight path to the school led past the park. "

"She arranged the books on the shelf by color. "

"Hydrogen chloride is a diatomic molecule, consisting of a hydrogen atom and a chlorine atom."

""During the war, the refugees lived in guarded compounds for their safety." "