Relationship Between Pressure and Density

The tyre of the car bears the entire weight of the car. But is it the tyre that bears the weight? Nope! It is the air in the tyre. Where are we going with this? This scenario is a typical example of the use of the concept of Pressure in our daily lives! There are more, working of a pressure cooker, sucking a drink through straw, all these are the examples of pressure! Aren't you curious to know what exactly this concept of Pressure is? Time to unfold!