What is the difference between Leaded Petrol and Unleaded Petrol?

Some people would need to place leaded petrol on their vehicles while there are also some who would use unleaded petrol. What is the main difference between the two? The difference comes from the ingredient called tetraethyl lead which is normally placed in leaded petrol.

This is known to be a type of pollutant that can really make a lot of difference with the current environment. When leaded petrol is used, it will cause this type of lead to be released into the air. Aside from the damages that it can do to the environment, this is also known to cause some damages to people who may become exposed to it regularly.

Leaded and unleaded petrol are the two most common petrol to power up engines of motorized vehicles. But these two have different components that should be used in engines that are compatible with them. Leaded petrol contains additive tetraethyl, a lead component, which the unleaded does not have.

It was discovered that by having more lead in petrol have higher compression rates in starting the engine. But since leaded petrol has a high lead content, it also creates more pollution compared to unleaded petrol. Most countries have created laws in limiting the use of leaded petrol as it does not only harmful to the environment but health as well.