Search Results for: Sechi Disk
Updated 6 years ago
Updated 6 years ago
...Disk research study, has created a stunning visual book about plankton. Each amazing photograph of these microscopic creatures of the sea, magnified through the eyepiece of a microscope, is accompanied...
...were dead. It was removed with an angle grinder using a plastic poly web abrasive disk 100 x 16 standard grit. There were some scratches that I believed were there...