> SSMEs are reusable. Not as much as RL-10s. SSME you can disassemble - because you should do that, as thermal stresses on turbine blades are too dangerous, so

> SSMEs are reusable. Not as much as RL-10s. SSME you can disassemble - because you should do that, as thermal stresses on turbine blades are too dangerous, so you have to periodically replace the parts which are nearing the fault.