Meanwhile, the candle is beginning to starve for oxygen. Once the air cools down a bit, the disk bends, allowing stale smoke out, and fresh air in, allowing the candle to burn brightly again.

Lighting a candle at home may affect your brainpower. Indoor air pollution from its smoke, with poor ventilation, can affect our ability to focus, research suggests. It follows a study of 26 ...

Lighting a candle at home may seem cosy, but it could affect your brainpower. Indoor air pollution from candle smoke, without proper ventilation, can affect people’s ability to focus, a study ...