...Utilizing a radon tester, Sherlock meticulously assessed the air, unmasking the insidious truth: high radon levels pervaded the house,...

...With a trained eye, Sherlock noticed a faint discoloration and musty odor behind the bed. Peeling back the wallpaper, a hidden menace...

...As Sherlock's keen eyes scanned the electrical panel, they landed upon the peculiar gleam of aluminum branch circuit wiring, a subtle...