It Resists the Flow of Electricity, E.g. Rubber

This page is the CodyCross answer for the clue below from Underground Worlds, Group 2175, Puzzle 3 (Tunnels of Nottingham).

Question is: It Resists the Flow of Electricity, E.g. Rubber

and the answer is: INSULATOR

Word Meaning:

INSULATOR — A substance that does not transmit heat (thermal insulator), sound (acoustic insulator) or electricity (electrical insulator).

Definitions from Wiktionary.

It Resists The Flow Of Electricity, E.g. Rubber - Underground Worlds CodyCross Answers | CodyCross Solutions