Ngwa nyocha ogo

Ihe nleba anya akwa hydrostatic

Fabric-hydrostatic-tester

Onye nyocha nnabata mmiri

Water-absorption-tester

Mmiri ịsa ahụ

Water-Bath

Igwe ọkụ eletrik

Electronic-scale

ihe nchọpụta agịga

needle-detectors

Igwe eji agbaji

Tensile-machine

Ihe nleba anya mmiri

Water-pressure-tester

Ụlọ ọrụ ndị na-arụ ọrụ (1)

Work-man-shop-(1)

Onye nyocha ibu

Weight-tester

Ụlọ ọrụ ndị na-arụ ọrụ (2)

Work-man-shop-(2)