When a candle burns, it will consume oxygen and produce carbon dioxide and carbon monoxide. Therefore, lighting a candle will generally open the window for ventilation, but aromatherapy candles will emit fragrance. Do candles need ventilation?
1. Some good scented candles are made of natural ingredients such as soybean wax, which are non-toxic and harmless. They are also smoke-free when burning. If the room is large enough, it is okay to not open the window for ventilation, as long as it is not airtight. In the room, pay attention to allowing indoor air circulation on the line.
2. If it is a scented candle made of paraffin, even if it is food-grade paraffin, it also contains certain harmful ingredients. Although the content is not high, it will cause certain damage to the human body after. It is better to open the window for ventilation.
3. If the room is relatively small, it is better to open the window a little, so as not to affect the fragrance distribution too much, because the burning of scented candles requires oxygen, which will reduce the oxygen content in the room. ventilation.
In addition, it should be noted that scented candles should not be used for too long, and should be extinguished after burning for 2-3 hours. Excessive burning time will also have a certain impact on indoor air quality.
Does the scent of scented candles last?
When buying scented candles, you usually choose the scent according to your own preferences. The long-lasting scent will make people more comfortable, so how long does the scent of scented candles last?
Generally speaking, the scent concentration of scented candles and how long they can last mainly depends on the size of the room and the ventilation environment. The scented candles burn for about 20-40 minutes, and the room will be full of fragrant and fresh smells. During the candle burning time, the scent will always be there. Continue to emit; when the candle is extinguished, if the window is opened for ventilation immediately, the fragrance will dissipate in about a few minutes, and it will not last long.