Learn about the truths and myths about CNG

Vehicular Natural Gas (CNG) is one of the most widely used fuels of today. It is an alternative source that supplies vehicles, in addition to to be about 60% more economical than gasoline for consumers. We’ve listed some of the most talked about truths and myths about CNG and brought the explanation to You. Shall we check it out?

  • CNG is always cheaper (Myth)

Although the cubic meter (m³) of the gas is cheaper than the liter of other fuels, this is not the only information to be considered: the driver should also take into account other expenses when deciding to install the CNG. For example, only the kit costs between R$ 2,800 and R$ 5,000. Thus, despite the be more into account, the costs for installing the CNG kit are not so low so.

  • Car with CNG can explode in an accident (Myth)

If the kit is installed in accordance with the standards, there is no risk of explosion. However, maintenance is needed to be maintained on time – both in the vehicle and at the stations offered by CNG.

  • The engine loses some of its power (Truth)

It has already been confirmed by several experts that the bike loses, yes, a part of its power with the CNG kit. That’s because engines are not designed to take advantage of this combustion, i.e. not are so functional for this fuel.

  • The installation of the CNG changes the value and compensation insurance (Truth)

According to José Varanda, professor at the National School of Insurance, “Any change in the car must be communicated to the Safe. The claim negative may occur if an incident is caused by the component added after the survey.” That is, change affects also the price of insurance, since it can add value to the vehicle or leave it more prone to theft and accidents.

  • You must register the installation of the CNG Kit in the DMV (Truth)

In order for the vehicle to comply with state laws, the installation of the CNG kit must be done in a company accredited by Inmetro (Institute National Metrology, Quality and Technology). After conversion, the car needs to be taken to an Accredited Inspection Body (OIA), also validated by the DMV (Traffic Department).


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