Alaab-qeybiye xirfadeed graphite, graphite ee EV, dufan, foornada iyo warshado kasta oo kale.

Faa'iidooyinka iyo khasaarooyinka Graphite
(Faa'iidooyinka iyo khasaarooyinka Graphite) Graphite is an excellent conductor of heat and electricity. It is also a very good lubricant. It is not affected by acids or alkalis, and it is…




























































































