Final answer:
Piercing your finger on a chipped water glass is a minor injury, but there is a potential exposure to bloodborne pathogens if the glass was contaminated.
Step-by-step explanation:
When you pierce your finger on a chipped water glass, it is considered a minor injury. Although the injury may be small, there is a potential exposure to bloodborne pathogens if the glass was contaminated. Therefore, it is important to take precautions and clean the wound properly to avoid any potential infections.