Yes, it is dangerous to use a propane camping stove indoors without proper ventilation or an alternative source of oxygen. Propane stoves produce carbon monoxide (CO) and other potentially harmful combustion byproducts when burning fuel. When used in an enclosed space without adequate ventilation, these gases can quickly build up to dangerous levels, leading to carbon monoxide poisoning, which can be life-threatening.
Carbon monoxide is a colorless, odorless gas that can cause symptoms such as headache, dizziness, nausea, weakness, confusion, and even unconsciousness. In severe cases, it can lead to death. Therefore, it is crucial to always use propane camping stoves in well-ventilated areas, preferably outdoors or in a well-ventilated tent when camping.
If you must use a propane stove indoors for cooking during emergencies, ensure there is sufficient ventilation by opening windows and doors or using fans to help circulate fresh air. However, it's generally safer to use propane stoves outdoors or in well-ventilated areas to avoid the risk of carbon monoxide poisoning.