spark-arrester

A spark-arrester prevents stray embers from escaping the chimney.

Definition

1. Noun:
   • A device for preventing sparks: A "spark-arrester" is a mechanical device designed to catch or extinguish sparks, especially from exhaust systems, chimneys, or industrial equipment, to prevent fires.

Usage Examples

• Noun:
  • The locomotive was equipped with a spark-arrester to reduce the risk of wildfires. (A device that prevents sparks from engines starting fires.)
  • The chimney's spark-arrester stopped burning embers from escaping. (A mesh or screen that traps hot particles.)

Advanced Usage

• "to install a spark-arrester": to fit such a device as a safety measure.

  • The factory was required to install a spark-arrester on its smokestack. (To place a spark-catching device for fire prevention.)

• "spark-arrester test": a procedure to verify the effectiveness of the device.

  • The vehicle passed the spark-arrester test before entering the forest. (A check that the device works properly.)

Variants and Related Words

• Spark (n): a small fiery particle produced by friction or combustion.

  • A spark from the campfire landed on the dry grass. (A tiny, glowing ember.)

• Arrester (n): a device that stops or hinders something (e.g., lightning arrester).

  • The lightning arrester protected the building from electrical surges. (A device that halts dangerous electrical currents.)

Synonyms

• Spark trap: a device that catches sparks.
• Flame arrestor: a similar device that stops flames or sparks from passing.

Related Idioms

• "a spark in the powder keg": a small event that causes a large disaster (metaphorical, not directly related).

  • His angry words were the spark in the powder keg of the argument. (The trigger for a violent reaction.)

• "to arrest a spark": to stop a small fire from spreading (rare, literal use).

  • The firefighter used a damp cloth to arrest the spark. (To stop a spark from igniting further.)