Definitions
There are 2 meanings of the phrase
Spark Arrester.
Spark Arrester - as a noun
Electrical device to reduce sparking when electrical contacts are opened or closed
Example Sentences
"The forest ranger installed a spark arrester on the chimney to prevent wildfires."
"It is mandatory to have a spark arrester on all outdoor fireplaces."
"The motorcycle had a spark arrester that suppressed the exhaust sparks."
"The train engine had a spark arrester to reduce the risk of fires along the tracks."
"The camping stove came with a built-in spark arrester for safety."