It's no secret that an exhaust leak negatively impacts wideband accuracy, or that it will skew readings lean, but how big of a hole would cause a significant reading change remained untested.

The idea behind Skyactiv-X is to be able to run the engine with as lean a fuel-air mixture (known as λ) as possible. Because very lean combustion is cooler than a stoichiometric reaction (where ...

Motor vehicles account for an esti mated 60% of the pollutants that contaminate the nation's atmosphere. To combat this growing menace, Congress empowered Health, Education and Welfare Secretary ...

White exhaust smoke usually indicates more water (or water vapor) is present than usual. If not water, then some other water-based products, like coolant, may be in the combustion chamber.

Air quality: Diesel exhaust is among main culprits, scientists say. Report could lead to tighter controls on trucks, incinerators. 5 Pollutants Are Listed as Most Toxic to Children - Los Angeles Times ...

To date, the hybrid combustion principle has been applied exclusively to the Army’s 1/4-ton M151 jeep, which is powered with a 4-cylinder engine displacing 141 cubic inches.

Flameless Combustion Could Allow Power Generation From Gas Without Pollution, Researchers Suggest. ScienceDaily . Retrieved June 4, 2025 from www.sciencedaily.com / releases / 2008 / 03 ...

Researchers assessed the potential impact of a rocket launch on atmospheric pollution by investigating the heat and mass transfer and rapid mixing of the combustion byproducts. The team modeled ...

Rocket Engine Exhaust Pollution Extends High Into Earth’s Atmosphere by SpaceRef May 18, 2022 July 15, 2024. Click to share on X ... (NOx), components of the combustion exhaust, ...