Canon BJ-10sx User Manual page 15

To avoid spilling ink, follow these precautions:
Do not touch the print head on the ink cartridge or the
sharp edges around it.
Do not hold the ink cartridge, or place it on a surface,
with the print head facing down.
Do not attempt to disassemble the cartridge.
Do not vigorously shake the ink cartridge while handling
it.
CAUTION: Keep the ink cartridge out of the reach of children;
the ink contains isopropyl alcohol 67-63-0.
To install the ink cartridge, follow these steps:
1. Grasp the recessed tab on each side of the top cover, and
lift the cover toward the back of the printer.