Indawo yokusebenza ephantsi komhlaba ihlala inzima, i-drilling rig yethu eshukumayo ukukunceda usebenze ngokukhuselekileyo. Ingqwalasela ekhethekileyo kufuneka ihlawulwe kumgangatho womoya kwindawo encinci yokusebenza phantsi komhlaba.
Iicompressors zomoya zingasetyenziswa njengomthombo wamandla we-pneumatic, ukucoca uthuli, kunye nokuhambisa imiqondiso, iicompressor zomoya zinokubonelela ngomoya wokuphefumla kubasebenzi abaphantsi komhlaba.
