Fɛn minnu bɛ se ka kɛ fɛnw ye minnu tɛ se ka wuli, olu farikolo cogoya dɔw ye fɛnw ye minnu bɛ se ka kɛ fɛnw ye minnu bɛ se ka kɛ fɛnw ye, minnu bɛ kɛ ni funteni ye, ni masinw ye, ni baarakɛcogo ani baarakɛcogo ye.
Fɛn minnu bɛ se ka kɛ fɛnw ye minnu tɛ se ka wuli, olu jɔcogo ye porozɛw ye, camanba, ji minɛcogo, fiɲɛ doncogo, poroze hakɛ tilali, a ɲɔgɔnnaw{0}}
Fɛn minnu bɛ se ka wuli ka bɔ u nɔ na, olu ka funteni hakɛw ye funteni jiginni ye, funteni bonya hakɛ, funteni kɛrɛnkɛrɛnnen, funteni seko, funteni jiginni, funteni bɔli, a ɲɔgɔnnaw.
Fɛn minnu bɛ se ka wuli, olu ka masina cogoyaw ye degun fanga ye, tension fanga, flexural strength, torsional strength, shear strength, impact strength, sɛgɛn, creep, viscosité knot fanga, modulu elastic, etc.
Fɛn minnu bɛ se ka kɛ fɛn ye, olu ka baarakɛcogo ye refractoriness, softening temperature ye doni kɔrɔ, rezing line changement, thermo shock resistance, slag resistance, acide resistance, alkali resistance, hydration resistance, co-érosion resistance, électrique conductivité, oxydation resistance makɔnɔ.
Fɛn minnu bɛ se ka kɛ fɛn ye, olu ka baarakɛcogo ye ɲɔgɔndan ye, jiginni, jimafɛnw, plasitiki, ɲɔgɔndɛmɛ, muɲuli, joli segin, ani gɛlɛyari.
