Complex sentence: The original operating principle was discovered in 1908 and Geiger counters remain popular instruments for use in radiation dosimetry, health physics, experimental physics, the nuclear industry, geological exploration and other fields, due to their robust sensing element and their relatively low cost.
Split into simpler sentences: The original operating principle was discovered in 1908 and Geiger counters remain popular instruments for use in radiationdosimetry, health physics, experimental physics, the nuclear industry, geological exploration and other fields. They have retained their popularity due to their robust sensing element and their relatively low cost.