(Sarah of the Clue Crew pours the blue contents of a graduated cylinder into a beaker.)  Colored water, cooking oil & colored alcohol can be layered because each liquid has a different this, defined as mass divided by volume
[DOC] [TLE] Don't Try This At Home - Narrative and Investigation [PAR] Large clear beaker; Oil; Coloured Water; Corn Syrup; Grape; Penny; Pencap ...