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Why are diesel engines not used in small cars?
Diesel engines are not used in small cars due to maintenance costs, NVH levels (Noise, Vibration, Harshness) and emissions-related issues.
Exhaust Gas
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Articles about Exhaust Gas
22 published items.
Discover science
Rhodium – The mystery of the most expensive material in cars
Rhodium is a metal with high hardness and light reflection, does not corrode and oxidize, and is often used in exhaust gas neutralizers.
Scientific application
Coal tunnel kiln from exhaust gas
A type of coal-fired kiln that takes advantage of the heat from the exhaust after the burning process, has just been successfully produced and mastered by Master Pham Th…
Scientific application
Utilizing exhaust gas from cars to generate electricity
Scientists have invented a thermoelectric generator that converts heat from car exhaust to electricity.
Scientific application
Having rare earth is still difficult to get rich
Rare earths in fact ... are not really rare. Rare earth mining is at risk of causing environmental pollution while economic benefits are not high.
Environment
How big is the exhaust gas?
Regardless of the vehicle, after starting the engine, the exhaust system will also escape a variety of emissions, mostly toxic gases with much less content.
Environment
The ozone layer gap in Antarctica begins to shrink
A recent study shows that the ozone layer in the Antarctic is beginning to shrink.
Environment
4,000 Chinese people die every day because of pollution
A new study shows that air pollution kills about 4,000 people a day in China, accounting for one-sixth of the total deaths in the world's most populous country.
Environment
Air pollution - silent assassin
Along with Hanoi, Ho Chi Minh City is in the list of 10 cities polluting the air of Asia and the world, according to a ranking in a World Bank study.
Environment
Solution for burial of CO2 safely
Burying CO2 deep underground is a good solution for climate change, which is becoming more and more serious, but it is not easy to keep the gas from rising to the surfac…
Environment
Brazil builds green 'plastic manufacturing factory'
The factory is located in southern Brazil, which is rated as a 'pioneer factory' in the field of ethanol production from sugarcane.
Environment
The climate is warmer, causing soil to emit more CO2
Xinhua cited the latest research by Finnish scientists, saying that climate warming is the cause of increased CO2 emissions in the soil.
Environment
Protect the ozone layer connecting the world
The world is reiterating the importance of ozone, human influence on ozone depletion due to the release of substances that damage the inherently fragile ozone layer in t…
Environment
Emissions from hazardous ethanol are no less than gasoline engines
The Brazilian Ministry of the Environment recently released a report saying that when using ethanol fuel as a fuel for automobile engines, pollution emissions are not le…
Environment
France taxed emissions to protect the environment
French President Nicolas yesterday announced plans to enact new taxes on carbon emissions to prevent global warming.