# What Is Fly Ash And How Is It Used In Our Roads?

> Fly ash is a material produced after pulverized coal has been burned in a power plant. It is a hazardous material, one that needs to be kept out of the air we breathe. As such, it can be very dangerous to living things.

- **Source:** [SlashGear](https://www.slashgear.com/2175334/what-is-fly-ash-how-used-in-road-construction/?utm_source=gearopen.com&utm_medium=referral&utm_campaign=feed&utm_content=6a0d8105d942c9de82fb0290)
- **Published:** 2026-05-20
- **Category:** Cars
- **Tags:** #material #roads #breathe #burned #coal #dangerous #hazardous #kept
- **Canonical:** http://localhost:4321/a/6a0d8105d942c9de82fb0290

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_GearOpen's distilled summary. The full original article is published at SlashGear (source link above); GearOpen does not republish the source's full text._