What does the phrase "Those two mix like oil and water" really mean?
We use the term “Those two mix like oil and water,” when describing two people who don’t like each other. Maybe you’ve also noticed shimmering oil floating on the surface of water on the road after it rains. In both cases you understand that water and oil don’t mix well —but have you ever wondered why? So many other things can dissolve in water—why not oil? In this activity we’ll explore what makes oil so special.