Question

geiger counter is a device for

Answer 1

it's a device which is used for measure the radiation of radio active substance but it's mostly used by government lab and other government organization like anti terrorist bure , criminal investigation department etc.

Answer 2

hola^_^

your answer is - - - -

it is an instrument used for detecting and measuring ionizing readiation..it is widely used in application suh as radiological protection, experimental physics..