Visual Measure of Petrol Tank Fullness

This page is the CodyCross answer for the clue below from Science Lab, Group 318, Puzzle 1 (Treatment Variable).

Question is: Visual Measure of Petrol Tank Fullness

and the answer is: FUELGAUGE

Word Meaning:

FUEL GAUGE — An instrument, usually mounted on an instrument panel, which indicates the quantity of fuel in the fuel tank(s).

Definitions from Wiktionary.

Visual Measure Of Petrol Tank Fullness - Science Lab CodyCross Answers | CodyCross Solutions