Wantaim wok bilong saiens bilong ol samting, ol 'brass rod' i wok long kamap gutpela na i gat planti wok insait long en. Olsem, bras we i gat planti 'zinc' (wantaim 'zinc' i winim 40%) i save strongim strong bilong en long sakim korosen long rot bilong putim ol samting olsem nikel na aluminium, na dispela i save holim strong bilong en na tu i save mekim em i gutpela long ol ples we i gat planti hevi long en. Bras we i no gat 'lead-1' (olsem HWCuZn-1), long rot bilong 'microalloying' teknoloji, i no senisim tasol 'traditional lead-brass we i gat 'lead' long en, tasol em i inap long mekim gutpela wok long masin, na inapim ol samting bilong lukautim envairomen bilong ol 'electronics' na 'electrical' indastri. Na tu, ol 'bras-composites (olsem 'brass-graphite composites rods) i save daunim moa yet 'coefficient of friction' long rot bilong putim wanpela 'lubricating phase', na dispela i soim olsem ol inap long yusim long ol 'high-wear' senario olsem ol 'bearing' na 'seal'.
