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2. In industrialized nations, up to 30 percent suffer from food contamination In the US, 76 million people suffer and 5,000 die annually from food contamination Within 12 hours, one bacterium that splits itself every half hour can create 17 million bacteria 2

3. System to track employee hand-hygiene Reduce the chances for food contamination The system is being designed for Arby’s The cost of the system is $1,730 3

4. Detecting entry and exit of employee Detecting use of soap dispenser Logging of RFID tag data Real-time alarm Targeted for food service industry 4

5. RFID Sensor IR Sensor Soap Dispenser Computer IR Sensor Box Dryer Door Sink 5

6. Have employee wear tag Place antenna near entrance Use IR sensor to detect soap dispensing Create data logs through C program 6

7. RFID Tag RFID Tag 13.56 MHz RF FEIG RFID Reader FEIG RFID Reader IR Box IR Sensor eBox Computer eBox Computer USB Network Ethernet 802.11g Manager's Computer Manager's Computer Inactive: 6V DC Active: 0V DC Inactive: 6V DC Active: 0V DC 7

8. System is Inactive Timer Started 15 Minutes Passed? YES NO Restroom Used Entry Detected System Reset Soap Dispensed? YES NO Log Updated Log Updated Exit Detected 8

9. Bad Scenario Good Scenario 9

10. Network RFID Antenna RFID Antenna IR Box IR Sensor FEIG RFID Reader FEIG RFID Reader eBox Manager's Computer Manager's Computer 10

11. Employee opens door but then decides to not enter the bathroom Employee uses restroom for more than fifteen minutes RFID tag is detected but employee does not enter bathroom and decides within 15 minutes to enter 11

12. Component Communications RFID tag and IR sensor communications with eBox will be verified Program Scenarios will be tested to achieve a desired success rate of 80 percent Simulation A simulation of the entire system will be performed prior to release of the product 12

13. Programming – 10/26/09 Prototyping – 11/2/09 Bathroom Simulation Setup – 11/16/09 Final Presentation – 12/4/09 System Demonstration – 12/10/09 13

14. Price Parts$1,730 Market Price$2,500 Research and Development per Year$30,000 14

15. RFID tags – Working properly IR sensor – Working properly Sensor communication – Working properly Programming Algorithm – Not finished Bathroom Simulation Assembly – Not finished 15

16. Network RFID Antenna RFID Antenna IR Box IR Sensor FEIG RFID Reader FEIG RFID Reader eBox Manager's Computer Manager's Computer 16