Emissions from vehicles are a major problem and needs to be taken seriously by all people operating a vehicle. These emissions not only affect the environment, but also people’s health. The main emissions of a vehicle engine are: nitrogen oxides, hydrocarbons, and carbon monoxide. As a result, it is crucial to check your vehicle in order to fix the problem as soon as possible. If a vehicle doesn’t pass inspection, there is a cost to fix. The emissions test may seem like an inconvenience, but considering all the effects of emissions makes it very significant.