National Pollutant Inventory

Substances

Ethylene glycol (1,2-ethanediol): Sources of emissions

Industry sources

Chemical manufacture, releases from manufacturing industries. May be emitted to air, water or land.

Diffuse sources, and industry sources included in diffuse emissions data

Improper disposal of used antifreeze/coolant, and solvents containing ethylene glycol may result in emissions to land and water. Use of aircraft deicing fluids may result in emissions to land and water.

Natural sources

Ethylene glycol is unlikely to be found in the general environment. No significant natural sources of ethylene glycol are known.

Transport sources

Leaking car or truck radiators.

Consumer products

Automotive antifreeze/coolants, inks.

Key

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Factory. Credit: Michael Lindquist