To show that mountain ranges on opposite sides of the Atlantic formed as two parts of the same range and were once joined, what would you look for?

Glucose, also called grape sugar, blood sugar or corn sugar, is among the simplest and one of the primary naturally occurring sugars. produced naturally by plants as the primary photosynthesis product, it is heavily used by living beings as a main energy source and is necessary for cellular respiration. chemically, it is a monosaccharide carbohydrate and serves as a building block for complex sugars like starch.

Can you put the picture?

Distillation.  distillation is the correct answer.