Although aesthetically displeasing, tannins do not pose a health issue. However, if tannins are found in the water, it can indicate that your water is significantly influenced by surface water. Put simply, this means that if tannins can travel easily from surface water to your groundwater source, pathogens can easily travel through as well.
JPG is a file extension for a lossy graphics file. The JPEG file extension is used interchangeably with JPG. JPEG stands for Joint Photographic Experts Group who created the standard. JPG files have 2 sub-formats, JPG/Exif (often used in digital cameras and photographic equipment), and JPG/JFIF (often used on the World Wide Web).
We explain what IMG files are and recommend software that we know can open or convert your IMG files. Files with the .img file extension are normally bitmap files that contain image data. The image that is contained in the IMG file can be a graphic bitmap or an image of a disc. When an IMG file contains an image of a disc, then the file can be used to play the disc media on your computer without the need for the physical copy of the disc, much like an ISO file.