Shaft: It is just a tube-like composition crammed with air in an air displacement pipette. Once the piston is pressed, some air in the shaft is produced, aiding in liquid aspiration. In contrast, releasing the piston aids in liquid dispensing even though refilling the shaft with air. This is considered https://simonxhmty.suomiblog.com/how-many-types-of-pipettes-are-there-can-be-fun-for-anyone-45043776