1. Izindawo ezinemvula eningi, umswakama owengeziwe kanye nesifutho esisindayo sikasawoti.
2. Indawo yokusebenza inomswakama futhi kunendawo yomhwamuko wamanzi.
3. Ukuphakama akudluli ku-2000m.
4. Indawo yokusebenza iqukethe uthuli olungashi njengesihlabathi nothuli.
5. Indawo yokusebenza iqukethe amagesi agqwalayo njengama-asidi abuthakathaka nezisekelo ezibuthakathaka.
6. Isebenza ku-petroleum, amakhemikhali, ukudla, imithi, amasosha, indawo yokugcina impahla nezinye izindawo.
7. Sebenzisa into esebenza ngozibuthe kagesi ukude noma ngokungaqondile lawula injini eduze kwenjini elawulwayo, bese ubheka ukusebenza kwesekethe elawulwayo ngesisetshenziswa sikagesi nokukhanya kwesignali.