sentences: limestone is a kind of sedimentary rock & sedimentary rock is a kind of rock -> set is a mean of stone limestone is a kind of rock  limestone is a kind of rock & the lithosphere is made of rocks -> waxing can be lost in the battery limestone can be found in the lithosphere  waxing can be lost in the battery & limestone is made of calcium carbonate -> an example of a calcium carbonate deposit in the lithosphere is the limestone