Ubufakazi bokuqhuma kwe-Shenhai
Umkhawulo weziqhumane wale nto uphakathi 2% futhi 3%.
Uma lo mkhawulo usufinyelelwe, ukuchayeka elangeni elivulekile kuzoholela ekuqhumeni.
Umkhawulo Wokuqhuma kukaKerosene
Okwedlule: Umkhawulo Wokuqhuma Ibanga le-Butadiene
Olandelayo: Kuzoqhuma Ngaphansi Kwaziphi Izimo Uphalafini