Symbol 0033 from ISO 7000 - Title/Meaning: Suction Function/description: To indicate the generation of an air current by the use of suction (for example, for the removal of dust or particulate matter, or lifting of light material (such as paper) by suction).
Application referenced in: ISO/TR 15847:2008
Own work using: iso.org/obp/graphics/grs/d422497d-a854-49cd-8739-23f43dfeb3c3 200.png
Vectorization:  Mrmw