Ho entsoe sehlopha sa lithupa tse ntšo tsa PTFE tse laetsoeng ke bareki ba Belgian.
Khamphani ea rona e ka hlahisa melamu e fetisitsoeng le melamu e bōpiloeng ea boholo bo fapaneng ho latela litlhoko tsa bareki.re ka hlahisa mebala e fapaneng, eketsa phofo ea graphite ea carbon powder, joalo-joalo Thepa e ka khetha lisebelisoa tse ncha le lisebelisoa tse nchafalitsoeng.
Nako ea poso: Feb-28-2016