[L.] Substances which cannot be decomposed by chemical action, and which seem to be unit forms of matter, as distinguished from comp ounds. They are roughly divided into two great classes - the metals, G G, Glass shade; L, gold leaves supported and the non-by wire w ; gg, glass supports for w : v, metals Or metal-vessel containing sulphuric acid ; p, small loide plug to be pressed down when instrument loids. The number if elements now known is about 75, but some of these may not be simple bodies, but compounds of simpler bodies.