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.
Blender is used by NASA for publicly available 3D models. Many 3D models on NASAs 3D resources page are in a native .blend format. NASA also used Blender and Blend4Web to develop an interactive web application to celebrate the 3rd anniversary of the Curiosity rover landing on Mars.