College Student Creates Napkin That Detects Drugs In Drinks

BALTIMORE (WJZ) — Motivated by her own experiences, a college student has created a napkin that is designed to detect drugs that may have been slipped into a person’s drink.
George Washington University junior Danya Sherman developed the KnoNap, a regular napkin that features a color-changing fabric meant to alert and prevent drug-facilitated crimes.
“You just take a drop of your drink, and if there’s drug presence indicated, there’ll be a clear