They're Blowout pipettes. they may have a larger dispensing orifice than do Mohr’s pipette has Hence the liquid moves down more rapidly in them.
To have a reading around the pipette, elevate the pipette to eye stage https://prestonkcnj378423.bloggactivo.com/29353103/the-smart-trick-of-types-of-pipette-that-nobody-is-discussing