74 : W-Tungsten/टंगस्टन Follow FBJoin WhatsAppSUBSCRIBE YoutubeRelated Articles: RRB NTPC CBT 1 – 5/04/2016 – shift 33rd JPSC 2008 QuestionsJHARKHAND CURRENT AFFAIRS JULY 2020 : SARKARI LIBRARY