Published
in How-To

Watch Out! Oily Rags Can Catch Fire on Their Own

Did you know that rags used for wood stains can start a fire without a spark or flame? It’s called spontaneous combustion and can happen when oily rags are not properly disposed of.

By Nick Weiner

As the Digital Marketing Manager for Tools4Painting and almost a decade in the industry, Nick brings a wealth of knowledge to the table

Watch Out! Oily Rags Can Catch Fire on Their Own

How Does it Happen?

  1. Oils + Air = Heat: Oils like linseed oil in wood stains react with oxygen in the air.
  2. Heat Builds Up: This reaction creates heat.
  3. Trapped Heat: If the rags are in a pile, the heat gets trapped.
  4. Fire Starts: The temperature rises until the rags catch fire.

How to Stay Safe

  • Soak in Water: Put used rags in a metal container filled with water and seal it tight. This stops the heat from building.
  • Lay Them Out to Dry: Spread rags flat outside on concrete or metal, away from anything that can burn. Let them dry completely.
  • Never Pile or Trash Wet Rags: Don’t bunch them up or throw them in the trash while they’re still wet.
  • Ask Your City: Rules for throwing away oily rags can be different depending on where you live. Check with your local waste service.

Extra Safety Tips

  • Keep a fire extinguisher nearby when working with wood stain.
  • Try water-based stains—they’re safer and less likely to catch fire.
  • Wear gloves and a mask when handling oily rags.

Bottom Line

Oily rags can be dangerous if you don’t handle them the right way. It’s a simple way to keep your home safe from fires.

 

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Disclaimer: The information provided in this article is for general guidance only. Tools4Painting is not responsible for any product failure, improper application, or damages resulting from the use of the advice or recommendations provided. Always read and follow the manufacturer’s instructions, product labels, and safety guidelines before application. Environmental factors, wood conditions, and application methods may affect the results. For specific concerns about your project, consult with the product manufacturer. Tools4Painting makes no warranties, expressed or implied, regarding the performance or suitability of any product mentioned. Use at your own discretion.

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