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.
Space can be dangerous. Astronauts need a space suit that protects them from extreme hot and cold. The space suit must have air so that astronauts can breathe. Astronauts can work outside in space if they're wearing a spacesuit. Maybe one day you'll be able to go to space on holiday! Scientists are working on spaces suits that tourists can wear. Click on the picture to find out more about NASA space suits.