obsolete propanediol transmembrane transporter activity (obsolete GO:0015170)
OBSOLETE. Enables the transfer of propanediol from one side of a membrane to the other. Propanediol is a sweet colorless, viscous, hygroscopic liquid used as an antifreeze and in brake fluid; it is also as a humectant in cosmetics and personal care items, although it can be absorbed through the skin with harmful effects.