Mepụta nsụgharị dị mgbagwoju anya nke ahịrịokwu a Tupu nchọpụta nke East Texas Oil Field, owu, osisi na ehi bụ isi iyi nke uru akụ na ụba na nkwụsi ike.
N'ezie, ụdị ahịrịokwu dị mgbagwoju anya bụ "Tupu nchọpụta nke East Texas Oil Field, owu, osisi na ehi bụ isi mmalite nke akụ na ụba na mkpa nke ndị ọrụ ugbo nọ n'ógbè ahụ nyere aka nke ukwuu na ntọala nke obodo na ebe azụmahịa. "