.daa - PowerISO Direct-Access-Archive file
.part - Partial download file
.bc - Bittorrent unfinished download file
.bc! - Bittorrent unfinished download file
.pl - Linux Shell executable binary
.blg - Microsoft Windows binary performance log
.wps - Rockbox Theme
.mat - MATlab variables binary file
file extension GRB - Gridded binary image file
File extension GRB description:
Probably old file extension or not supported application.
