An bɛ tugu fɛɛrɛ kuraw kɔ, ka ɲinini kuncɛlenw kɛ polimɛri fɛn kuraw fɛɛrɛbɔ kan, ka cakɛda dafalen jogoɲini sira da. K’a ta fɛnɲɛnamafagalanw taamasiyɛn sugandili la, substrat fibre kelen-kelen bɛɛ sugandili la, minɛn kelen-kelen bɛɛ baaracogo la, ani taabolo kelen-kelen bɛɛ ɲɛnabɔli la, jogoɲini sɛgɛsɛgɛli gɛlɛnw bɛ kɛ walasa k’a ɲini ka baarakɛlaw dɛmɛ u ka se ka baara kɛcogo ɲuman sɔrɔ. An bɛ ni seko ni dɔnko ɲinini ni yiriwali jɛkulu ye min bɛ ni fɛn dilanni minɛn kɔrɔlenw ye ani sɛgɛsɛgɛli kɛcogo tigitigi minɛnw. An ka sinsinnan jɔnjɔn ye PTFE impergnated ni silicone rubber coated fɛnw ɲinini, u dilanni, ani u feereli ye, minnu dilanni seko bɛ se mɛtɛrɛ kɛrɛnkɛrɛnnen miliyɔn 1,8 ma san kɔnɔ.