Primarily composed of calcium, it's the main tissue beneath the enamel of a tooth's surface

Pop singer Yvonne Elliman played Mary Magdalene in this 1973 musical film Poseidon President Clinton's torn tendon in this joint represents a common sports injury of middle age President Reagan's alliterative description of the USSR; he softened it at a 1988 summit meaning Put it together: IKEA founder Ingvar Kamprad drives a 240 GL from this European auto company PZZA is the symbol that made a lot of dough for John Schnatter & this company Rain Man Reichenbach Falls in the Swiss canton of Bern was the setting of this literary hero's reported demise