Enter a clue or pattern or both:
The Clue
Radioactive element (5 letter answer)
The Answer
RADON
Tags
Notes
The answer RADON is common and appears about once every 350 puzzles.
Related Clues
Dangerous element
Dangerous gas
Dangerous seepage
Dreaded element
Gas element
Gaseous element
Harmful gas
Homebuyer's concern
Inert gas
It's a gas
Troublesome gas
Atomic number 86
Concern for many a homeowner
Danger in a uranium mine
Dangerous gaseous element
Hazardous household gas
Heavy, gaseous element
Home health hazard
Home inspector's concern
Household health hazard
Invisible household hazard
Cause of some poisoning
Product of radium disintegration
Very dangerous element
Subject of a house inspection test
Definition
RADON as a noun:
1. (radon, Rn, atomic number 86) = a radioactive gaseous element formed by the disintegration of radium; the heaviest of the inert gasses; occurs naturally (especially in areas over granite) and is considered a hazard to health