When your body is exposed to a coal-dust-laden air conditioner, you’re more likely to catch respiratory illnesses such as pneumonia and bronchitis.
If you breathe coal dust in particular, you might also get symptoms such as shortness of breath, cough and fever.
Here are some tips to help you keep your skin and your lungs clean.
What you need to know about coal dust: Coal dust is a naturally occurring, fossil-fuel-based organic compound that occurs naturally in the air and can be found in coal mines.
When you breathe it, your lungs become sensitive to it and you’ll start to sweat and cough.
Coal dust can also cause breathing problems.
Symptoms can include: shortness or fatigue in your breathing