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Which spare part reduces the harmful emissions of your car?

In Automotive
February 29, 2024
Which spare part reduces the harmful emissions of your car

Today, not a single vehicle can operate without this component, namely a catalyst. This spare part will help to significantly reduce the level of exhaust toxicity. The essence of its functioning is based on two aspects – reducing the capacity of nitrogen oxides, as well as the use of oxygen necessary for the combustion of certain oxides and more. The main rule for using spare parts is the correct ratio of oxygen and gasoline. If you look at the question from the point of view of a chemist, then a neutralizer is a part that allows a rapid reaction to occur without direct participation in it.

Rational operation

This component, like any car component, has a limited working life, after which it is exhausted, you need to visit a car service to remove or replace the part. You can sell your used part or buy a used one to, for example, extract precious metals from it, you can profitably use the Autocatalyst platform.

Here you can check out the price list for various cars including the Toyota catalytic converter price list with pictures. If you don’t remove the faulty converter, your car will use more fuel, have a harder time starting, and will accelerate more slowly.

In some car models, the device is located closer to the exhaust system, in others – near the exhaust manifold. The first models are more common. In order for the unit to work properly, it is installed in a place with the highest temperature. There are unburnt gases near the muffler, the exhaust temperature is maximum, the neutralizer is cleaning. The part is covered from below with a screen that absorbs heat and protects the part from mechanical damage.


The spare part consists of a group of units:

  • casing (protects from mechanical influences and other negative factors);
  • load-bearing unit;
  • thermal insulation.

The main unit of the converter is the supporting block, which performs the main functions. The action of the part is due to the use of refractory ceramics that can withstand high temperatures. It also has a special design consisting of a group of longitudinal honeycombs, aimed at increasing the contact area with the exhaust gases.

Working with precious metals

A special substance is applied to the outer part of these honeycombs, the work of which is based on the interaction of the following elements:

  • Palladium and platinum perform oxidizing functions. It is due to their properties that hydrocarbons turn into steam, and carbon monoxide into carbon dioxide. The result of the device’s operation is the exclusion of harmful elements from the exhaust gases.
  • Rhodium is an element that belongs to the category of restorative parts. Its task is to convert dangerous oxides into safe nitrogen.

Thus, three components are involved in performing tasks, which reduce the volume of harmful gases to a minimum.

Thus, the neutralizer cleans the exhaust gases. The node has a separate layer for converting each substance. Chemical reactions trigger precious metals, so throwing away a faulty element is uneconomical – it is better to sell it on a special site.

Final Thoughts

The catalytic converter is an indispensable component in modern vehicles, essential for reducing harmful emissions. Its functioning relies on precise chemical reactions involving precious metals like palladium, platinum, and rhodium. This component has a finite lifespan and requires proper maintenance to ensure optimal performance. The location of the converter within the exhaust system is crucial for its efficient operation, typically placed where exhaust temperatures are highest. The converter’s design includes a casing for protection, a load-bearing unit, and thermal insulation to withstand high temperatures. By converting harmful gases into less toxic substances, the catalytic converter plays a vital role in environmental preservation. Its intricate structure and use of precious metals highlight the importance of responsible disposal and recycling practices for sustainable automotive maintenance.