Earth and in particular to sulphur and silver. It appears, further, that.

O [o^ UA rm М po Nm ACCESS ROAD-PAD A | FUEL LINE | < APU 1 9 Y OlL COOLING | | AFT BULKHEAD ИШ MID-FUSELA INTERFACE E WING INTERFACE Figure 3-14.— Aft fuselage shell structure. LOW-PRESSURE-TURBOPUMP SUPPORT UPPER THRUST SHELF LOWER THRUST SHELF * DIFFUSION-BONDED TITANIUM е BORON-EPOXY REINFORCED ORBITER/EXTERNAL TANK ATTACHMENT.