Pump tube (ihe na-ebufe mgbapụta tube) Usoro mmeghe na ngụkọ nke tube ịgbasa ọkụ ọkụ ụdị nkwakọ ngwaahịa Mmetụta nke ihe nchara n'ime ọkpọkọ Alloy na arụ ọrụ
