A:
I don't know about any free apps, but in windows I found Darktable, which can create jpg, tiff, etc. from raw.
A:
How about using RawTherapee? See here
The present invention relates to a device for enabling the rapid and reliable detection of small quantities of fine metal particles present in powders. The method of detection and calibration is based upon a sonic resonance effect occurring when the amplitude modulation index 50e0806aeb alecmau
https://community.thecityhubproject.com/upl