71.   The collectible shells are on the other side of the Cape that faces the ocean.

72.   The depleted uranium shells are popular with the military because the uranium is unusually dense, and can thus penetrate tank armor.

73.   The condition of the grenade was unknown Friday, but authorities said the shells were harmless.

74.   The hard, inner shell was intact and impervious to my feeble manual squeezing.

75.   The leatherbacks unique shells are a mosaic of small bones covered by firm, rubbery skin with seven longitudinal ridges, or keels.

76.   The outer shell will be tougher than its forebear, but the real difference will be inside.

77.   The rock shell is surround in turn by a layer of water.

78.   The shell was open.

79.   The shell is a safe protective package, those opposed to mass pasteurization say, and existing technology to pasteurize eggs changes their nature.

80.   The shell is now in two pieces, having been destroyed in order to save it.