Koma aikin shine aikin bincika kogon sanannen wuri a duniya.
Babban kogo a duniya shine kogon Mammoth a Kentucky, Amurka, tare da tsawon kilomita sama da 650.
Ana amfani da kalmar semactite don komawa ga tsarin dutse wanda ya dogara da rufin kogon, yayin da stammitmites suna nufin fa'idodin dutse wanda ke girma daga kogo.
Wasu kogunan suna da ruwa a ciki kuma ana kiransu rakin ruwa ko kuma kogin koguna.
Wasu kogo sun shahara saboda suna da babban mallakar batul din.
Masu binciken kogawa galibi suna amfani da kayan aiki kamar kwalkwali, fitilun kai, fitilun wuta, da igiyoyi don kula da amincinsu da ta'aziyya yayin bincika kogon.
Cire ayyukan na iya buƙatar ƙwarewar musamman da gogewa ta musamman, da isasshen shiri na zahiri da tunani.
Wasu kogunan suna da kyau sosai kuma na musamman sifofin dutse, kamar stalactimites masu launi ko suna da sabon abu.
Wasu kogo a duniya sun shahara da yawon bude ido na yawon bude ido, kamar su Carlsbad na Carlsbad a cikin sabon Mexico da Wiftoƙarin kogo na A New Zealand.
Koyarwa na iya zama kyakkyawan aiki da adrenaline na adrenaline, amma kuma iya samar da kwarewa mai gamsarwa mai gamsarwa mai gamsarwa don fansan wasan.
