Particle detector and Spark chamber

Particle detector noun - A chamber in which particles can be made visible.

Spark chamber and particle detector are semantically related. In some cases you can replace phrase "Spark chamber" with "Particle detector", this phrases are similar.

Spark chamber noun - An instrument that detects ionizing radiation from elementary particles.

Particle detector and spark chamber are semantically related. You can use "Particle detector" instead a noun phrase "Spark chamber".