# SilentShadow.org

> Carbon monoxide safety information: symptoms, prevention, detection, treatment, and state-by-state CO detector laws for U.S. homes, apartments, and rentals.

SilentShadow.org is an independent resource focused on carbon monoxide (CO) safety. All content is evidence-based, sourced from CDC, EPA, NFPA, OSHA, and peer-reviewed medical literature.

## Core Guides

- [What Is Carbon Monoxide Poisoning](https://www.silentshadow.org/what-is-carbon-monoxide-poisoning): Overview of CO poisoning — what it is, how it happens, and why it's dangerous.
- [Symptoms of Carbon Monoxide Poisoning](https://www.silentshadow.org/symptoms-of-carbon-monoxide-poisoning): Recognize CO exposure symptoms from mild headache to medical emergency.
- [Sources of Carbon Monoxide](https://www.silentshadow.org/sources-of-carbon-monoxide-poisoning): Common household and workplace CO sources.
- [The Dangers of Carbon Monoxide](https://www.silentshadow.org/the-dangers-of-carbon-monoxide): Why CO is called the "silent killer" and how exposure becomes life-threatening.
- [Long-Term Effects](https://www.silentshadow.org/long-term-effects-of-carbon-monoxide-poisoning): Delayed neurological effects, recovery timeline, and when to seek follow-up care.
- [Treatment for CO Poisoning](https://www.silentshadow.org/treatments-for-carbon-monoxide-poisoning): Treatment options including oxygen therapy.
- [Prevention](https://www.silentshadow.org/prevention-of-carbon-monoxide-poisoning): How to prevent CO poisoning in homes and workplaces.
- [CO vs CO2](https://www.silentshadow.org/carbon-monoxide-vs-carbon-dioxide): Differences between carbon monoxide and carbon dioxide.
- [Chemistry and Science](https://www.silentshadow.org/chemistry-and-science-behind-carbon-monoxide-poisoning): Scientific mechanisms of CO poisoning.

## Emergency and Detection

- [What to Do If You Suspect a CO Leak](https://www.silentshadow.org/what-to-do-if-you-suspect-a-carbon-monoxide-leak): Step-by-step emergency evacuation checklist.
- [How to Detect a CO Leak](https://www.silentshadow.org/how-to-detect-a-carbon-monoxide-leak): Detection methods and alarm guidance.
- [What Does CO Smell Like](https://www.silentshadow.org/what-does-carbon-monoxide-smell-like): CO is odorless — how to identify indirect warning signs.
- [CO Detector Beeping](https://www.silentshadow.org/carbon-monoxide-detector-beeping): What different alarm and chirp patterns mean.
- [What to Do If CO Detector Goes Off](https://www.silentshadow.org/what-to-do-if-carbon-monoxide-detector-goes-off): Immediate actions when a CO alarm sounds.

## CO Detectors and Placement

- [Where to Place a CO Detector](https://www.silentshadow.org/where-to-place-carbon-monoxide-detector): Optimal placement for CO alarms in your home.
- [CO Detector Placement Height](https://www.silentshadow.org/carbon-monoxide-detector-placement-height): Mounting height recommendations and guidelines.
- [How Many CO Detectors Do I Need](https://www.silentshadow.org/how-many-carbon-monoxide-detectors-do-i-need): Number of detectors based on home size and layout.
- [How Long Do CO Detectors Last](https://www.silentshadow.org/how-long-do-carbon-monoxide-detectors-last): Detector lifespan and replacement schedule.
- [Portable CO Detector for Travel](https://www.silentshadow.org/portable-carbon-monoxide-detector-for-travel): Travel-specific CO detector options for hotels and rentals.

## Specific Scenarios

- [CO in Your Home](https://www.silentshadow.org/carbon-monoxide-in-your-home): Home-specific CO risks and prevention strategies.
- [CO in Your Car](https://www.silentshadow.org/carbon-monoxide-in-your-car): Vehicle-related CO dangers and safety tips.
- [CO Leak in Apartment](https://www.silentshadow.org/carbon-monoxide-leak-in-apartment-what-to-do): Apartment-specific CO safety and tenant rights.
- [CO from Space Heater](https://www.silentshadow.org/carbon-monoxide-poisoning-from-space-heater): Space heater CO risks and safe usage.
- [CO in Hotels and Airbnbs](https://www.silentshadow.org/carbon-monoxide-poisoning-hotel-airbnb): Travel accommodation CO safety.
- [Generator Distance from House](https://www.silentshadow.org/how-far-should-a-generator-be-from-the-house): Safe generator placement guidelines.
- [Generator in Garage](https://www.silentshadow.org/can-you-run-a-generator-in-a-garage-with-the-door-open): Why running a generator in a garage is dangerous even with the door open.

## CO Detector Laws

- [State CO Detector Laws](https://www.silentshadow.org/carbon-monoxide-detector-laws): Overview of U.S. state-by-state CO detector requirements for homes, rentals, and hotels.

## Optional

- [Resources](https://www.silentshadow.org/carbon-monoxide-related-resources): Curated list of official CO safety sources and tools.
- [About](https://www.silentshadow.org/about): About SilentShadow.org and editorial standards.
- [Editorial Policy](https://www.silentshadow.org/editorial-policy): How content is researched, written, and reviewed.