Microsographic microscope
Direction Reading Studrometer
Igwe tensile ule
Carrared carbon & sulfer Analizer
Mmetụta Nnwale Ngwá Ọrụ Braching
Nnwale nnwale na-akwado Incch Prophch
Ngwaọrụ nnwale
Ooh analizer
Mmetụta nnwale