| Answer | Crossword Clue |
|---|---|
| FALSEALARMS | Faulty smoke detectors, e.g. |
| ALARMS | Smoke detectors, e.g. |
| SENSORS | Motion detectors, e.g. |
| TESTKITS | At-home radon detectors, e.g. |
| ghosts | A faint secondary image produced by a fault in an optical system or on a cathode-ray screen, e.g., by faulty television reception or internal reflection in a mirror or camera |
| CURE | Smoke, e.g. |
| ALARM | Smoke detector, e.g. |
| EXHALE | Blow smoke, e.g. |
| OATH | "Holy smoke!," e.g. |
| OLDIE | "Smoke Gets in Your Eyes," e.g. |
