For example, Salt and pepper, chocolate chip cookies, or a Twix™ candy bar, ... are all examples of heterogeneous mixtures, where substances are not mixed on a molecular level. Soda is a heterogeneous mixture (liquid solution) of H2O, C6H12O6, and a few other substances.
In chemistry, a suspension is a heterogeneous mixture containing solid particles that are sufficiently large for sedimentation. Usually they must be larger than one micrometer. ... This distinguishes a suspension from a colloid, in which the suspended particles are smaller and do not settle.