The fuel tank pressure sensor is part of the fuel pump assembly and is mounted on top of the tank or inside the tank. It’s part of the evaporative emissions system (commonly referred to as ...

The pressurized air that enters the ASM tubes consists of 78 percent nitrogen, 21 percent oxygen, and one percent trace elements—the same distribution as the air we breathe.

The external fuel tank for the space shuttle's last scheduled mission was carried from the Pegasus barge into the Vehicle Assembly Building at NASA's Kennedy Space Center in Florida Tuesday, Sept ...