I-Ruifbier Labortary yenza ukuhlolwa okuthile mayelana namandla okubopha i-tape yephepha elihlanganisiwe ne-compound ngokwendlela ye-ASTM strand.
Sithole ukuthi amazinga okunamathelana kanye nokubopha kwemigqa yephepha enobuso obuxutshwe kahle angcono kakhulu kunalawo avamile.
Isikhathi sokuthunyelwe: Disemba-22-2022