Tag: Combustion

Did you know the air around you is over 78% nitrogen, not oxygen, yet both are critical? Understanding **what are the four uses of air** reveals its fundamental role in sustaining all life and driving modern technology and the planet's climate systems.

According to the World Health Organization, tobacco use is a major risk factor for many debilitating health conditions, killing more than 8 million people annually. When it comes to the question, 'Is there anything you can smoke that isn't harmful?', the resounding answer from health professionals is no. The harm stems not only from nicotine but fundamentally from the inhalation of combusted material into the lungs.