Artificial methods Edit. For crystallization (see also recrystallization) to occur from a solution it must be supersaturated. This means that the solution has to contain more solute entities (molecules or ions) dissolved than it would contain under the equilibrium (saturated solution).
Yep, good old water will instantly tighten your skin if it is cold enough. Fill a basin with half ice and half water. Submerge your face for about 10 seconds and pat dry. You skin will take on a pink hue and your pores will be closed. You can also use this trick to dry nail polish instantly.
It is mostly used for cleaning sensitive skin on personâs face. It is usually applied with the help of a cotton pad, but some toners can be sprayed onto your face or applied in a form of facial mask. Toner should be included into regular skin care regime in order to have a healthy and protected skin, especially face.