Symbol 1565 from ISO 7000 - Title/Meaning: Volume, full 
Function/description: To indicate that the container is full. To indicate the full reading or position indicator on the display or container.
Own work using: iso.org/obp/graphics/grs/0e36b463-45c9-45a9-b893-a0fd762166d7 200.png
Vectorization:  Mrmw