The file extension or file header of the archive file are indicators of the file format used. Computer archive files are created by file archiver software, optical disc authoring software, and disk image software. Archive formats. An archive format is the file format of an archive file.
Definition of sewage for English Language Learners. : waste material (such as human urine and feces) that is carried away from homes and other buildings in a system of pipes.
Wastewater management. Wastewater and sewage. All forms of household wastewater are infectious, pollutant and a risk to human health and the environment. When managed properly and carefully through sewage treatment processes wastewater can be converted into a valuable resource, known as effluent, and can be reused under certain circumstances.