#3: Self-Cleaning Door Handle Design
To combat widespread disease outbreaks, teenagers King Pong Li and Sun Ming Wong developed a groundbreaking invention to reduce virus transmission through one of the most common vectors: door handles.
provided by constative.com
The dynamic duo engineered a door handle using titanium oxide, known for its bactericidal properties, integrated with LED lights to trigger the bacteria-killing action. This $13 innovation successfully eliminates 99.8% of bacteria, representing a significant leap in hygiene technology.