* Mixtures are combinations of substances where each component retains its own properties.

* Solutions are special types of mixtures where one substance (solute) dissolves completely into another (solvent).

3-in-one oil is a combination of different oils (mineral oil, naphthenic oil, and a light petroleum distillate) that don't dissolve into each other. They remain distinct, giving the oil its lubricating, cleaning, and rust-preventing properties.

Let me know if you have any other questions!