Use "vol.|vol" in a sentence

1. The present document describes a personal care formulation comprising from about 2% to about 50% (vol/vol) of at least one edible oil; from about 0.02% to about 0.08% (wt/vol) of at least one edible abrasive; and a thickening agent mixture comprising from about 3% to about 66% (vol/vol) of at least one first thickening agent chosen from aloe vera gel, aloe vera juice, xanthan gum, and cellulose gum, or from about 0.1% to about 0.3% (wt/vol) of carrageenan, or combinations thereof.