Thermos Flasks, Invented 1892, Use This
This page is the CodyCross answer for the clue below from House of Horrors, Group 1107, Puzzle 4 (Video Camera).
Question is: Thermos Flasks, Invented 1892, Use This
and the answer is: VACUUM
Word Meaning:
VACUUM — A region of space that contains no matter.
Definitions from Wiktionary.