If the pressure drops, the soil pressure increases and this leads to subsidence at the ground level. Since exploitation of the Slochteren (Netherlands) gas field started in the late 1960s the ground level over a 250 kmÂ² area has dropped by a current maximum of 30 cm.
Confidence votes 18.5K. There are quite a few tools that the Astronauts use, though for construction and maintenance in space, the Pistol Grip Tool (PGT) is the primary tool of choice. Its predecessor was the Power Ratchet Tool (PRT), originally developed and created for servicing the Hubble Space Telescope.
We are forever in search of the best furniture to use both in our homes and at our workplaces. One of the best breakthroughs in luxury furniture section is the adoption of the NASA based technology used in making lounge chairs. If you closely observe astronauts in their vessel, you notice that they seem to be lying down more than they are seated. This seating position is called zero gravity position.