Itanki le-pulsional ful, itawuli ye-oyile ye-oyile
Inguqulelo eqhelekileyo yesiko lesikhululo segesi senziwe ngesakhelo esomeleleyo nge-ombozo. Umzimba onetyhefu oqinileyo notywina udonga olwenziwe kabini, olukhuselekileyo ukusuka kwi-colososion ngaphakathi, kwaye inyangwe ngengubo ye-terminet engaphandle. Imilinganiselo ye-ISO ephathekayo ye-ISO ivumela ukuthuthwa okulula kunye nexabiso eliphantsi ngendlela, uloliwe, okanye inqanawa.
Ukuphelisa izikhongozeli zesikhululo segesi eziphathwayo zaziwa ngokuqina kwabo, ukhuseleko oluphezulu, kunye nokufakwa ngokulula. Banokuqeshwa nakweyiphi na indawo yokubonelela ngepetroli ye-Petroli kuba banephepha-mvume ngokubanzi. Njengoko izitishi zokugcwaliswa kweselula, zinokuyifumana zonke ii-fulls ezithandwayo ezinje nge-petroli, idizili, i-biodiesel, i-kerosene, neoli yemifuno.