From -digital watermark. Also referred to as simply watermarking, a pattern of bits inserted into a digital image, audio or video file that identifies the file's copyright information (author, rights, etc.).
Fibrinous exudates are thick and sticky and have a high cell and fibrin content from EXPH 460 at WVU
Seropurulent exudate is thin, watery, cloudy, and yellow to tan in color. Purulent exudate is thick and opaque. It can be tan, yellow, green, or brown in color.