OS: Windows 7. AV: Avast. Farbar Recovery Scan Tool, or FRST, is a portable application designed to run on Windows XP, Windows Vista, Windows 7 and Windows 8 in normal or safe mode to diagnose malware issues. It is also possible to run FRST in the Windows Recovery Environment in order to diagnose and fix boot issues.
Quarry dust a by- product from crushing process during quarrying activities is good alternative during construction projects. It is used as substitute to sand to make quarry dust concrete which is believed to be stronger and more durable than the regular concrete materials.
Stone quarrying is the multistage process by which rock is extracted from the ground and crushed to produce aggregate, which is then screened into the sizes required for immediate use, or for further processing, such as coating with bitumen to make bituminous macadam (bitmac) or asphalt.