Dishwasher: 10-13 years Extend its life: Run it regularly. This helps keep the seals, gaskets, and hoses from dry-rotting and keeps mold and mildew from forming. Gas Range: 15 years Extend its life: Clean the vent hood filter above the range to help prevent a buildup of grease. Also clean the grease filter regularly.
SDL file is a Scene Description Language Document. SDL is the Scene Description Language. SDL programs, in the form of ASCII text files, specify all the information necessary to render a scene, including models, shaders, lights, and animation. Description link.
SDF is an acronym for Standard Database Format. Files that contain the .sdf file extension normally contain standard database files that store data in a structured file format. These SDF files are often used to transfer data between different database applications.