Torch

A torch was a light source. Early torches used fire, while later ones were electric.

In 102 A.D, the Eleventh Doctor, Amy Pond and River Song used flaming torches while exploring underhenge. (DW: The Pandorica Opens)

In 1963, while exploring the junkyard, Ian Chesterton used a torch, but he dropped it and lost it. (DW: An Unearthly Child)

In 2012, the Tenth Doctor carried the Olympic torch when the original torchbearer fell and used it to light the Olympic flame. (DW: Fear Her)

The home of Peladon's ruler was lit with torches. (DW: The Curse of Peladon, The Monster of Peladon)

On Desperus, Bors, Garge and Kirksen used torches to investigate the landing of the Spar. (DW: The Daleks' Master Plan)