White paint used as undercoat, white makeup used as foundation.
Curl paper: a strip of paper used to roll up and set a section of hair, usually wetted, into a curl.
Collimator: A device which narrows a beam of particles or waves. To narrow can mean either to cause the directions of motion to become more aligned in a specific direction (i.e., make collimated light or parallel rays), or to cause the spatial cross section of the beam to become smaller (beam limiting device).
Tongs / hair straightener