Anyị ghọtara mkpa nkwado dị na ụlọ ọrụ taa. Ọ bụ ya mere e ji emepụta elektrọd graphite obere dayameta iji kwalite oriri ike. Site n'iji nguzogide okpomọkụ dị elu na conductivity, electrodes anyị na-ebelata ike ọgwụgwụ n'oge usoro mgbaze. Nke a na-ebute iji ike na-arụ ọrụ nke ọma karị, na-ebelata mmetụta gburugburu ebe obibi na ịkwalite omume mmepụta ihe na-adịgide adịgide.