Tangent Trading Ltd tangent,tangent trading,non-ferrous scrap metal,ethical trading,scrap metal,bib-ferrous metal,non ferrous metal,metal,scrap,copper,aluminum,lead,brass,zinc,metal suppliers,london metal exchange,selling metal,buying metal,metal traders,julian taylor,international trading company,experienced non-ferrous metal specialists,metal trading company Tangent Trading are highly experienced non-ferrous metal specialists, with expert trading skills, and an extensive geographical reach, that has built long-held relationships around the world.