Rock oil (Scotland)

Rock oil (Scottish Gaelic: Ola-nan-creag), is an ointment made from a thin film obtained on rocks by the sea, and used for a relief for burns and scalds.

Additional recommended knowledge

Weighing the right way

Safe Weighing Range Ensures Accurate Results

Essential Laboratory Skills Guide

It is not to be confused with petroleum which literally means the same.

References

• This article incorporates text from "Dwelly's [Scottish] Gaelic Dictionary" (1911) Ola-nan-creag