What happens when burning continues in closed room?

When burning continues in a closed room, several dangerous and potentially life-threatening situations can occur:

1. Depletion of Oxygen: As the fire consumes oxygen, the oxygen levels in the room rapidly decrease. This can lead to hypoxia, a condition where the body is deprived of sufficient oxygen. Symptoms of hypoxia include dizziness, confusion, impaired judgment, nausea, and eventually unconsciousness.

2. Carbon Monoxide Poisoning: Incomplete combustion of fuels, such as wood, gas, or other materials, produces carbon monoxide (CO). CO is a colorless, odorless, and poisonous gas that can cause severe health effects. When inhaled, CO binds to hemoglobin in the bloodstream, reducing the blood's oxygen-carrying capacity. This can lead to headaches, nausea, dizziness, confusion, loss of consciousness, and even death.

3. Smoke Inhalation: Smoke produced by burning materials contains various toxic chemicals, including carbon monoxide, hydrogen cyanide, formaldehyde, and particulate matter. Inhaling smoke can cause irritation to the eyes, nose, and throat; coughing; difficulty breathing; and respiratory problems. Smoke inhalation can also exacerbate existing respiratory conditions, such as asthma or chronic obstructive pulmonary disease (COPD).

4. Fire Spread: Burning materials can easily ignite other flammable objects in the room, leading to the rapid spread of fire. This can block escape routes and make it difficult for people to evacuate safely.

5. Structural Damage: Prolonged burning can cause significant structural damage to the room and the building. High temperatures can weaken building materials, leading to collapse and potential injury or death.

To prevent these dangers, it is crucial to take immediate action if a fire breaks out in a closed room. This includes sounding the alarm, evacuating the building, and calling emergency services. Never try to extinguish a fire yourself unless you are trained and have the proper equipment. Stay away from closed rooms where burning is occurring, and never re-enter a burning building without the all-clear from firefighters.