The /var/log location identifies the location to view the log file.
Records of usage of a particular OS or software can be viewed in the log file. They usually provide a detailed view of the events of an application or system.
Log files usually provide a massive guide for troubleshooting a service, application or OS. Due to the possibility of a service or application to generate log files, these come in handy when a service malfunction, because it contains detailed information about the events of that service or application.
Gay- Lussac's Law. <span>A law stating that the volumes of gases undergoing a reaction at constant pressure and temperature are in a simple ratio to each other and to that of the product</span>