#Shenzhen smart glass bathroom

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Smart glass bathroom stalls in a Shenzhen mall that turn clear when smoke is detected

Smoke and You're Exposed: Shenzhen Mall's Bathroom Stalls Turn Transparent for Smokers

A mall in Shenzhen, China, has installed bathroom doors that turn transparent if someone smokes inside. Learn how this 'smart glass' technology enforces non-smoking rules.

Dec 26, 2025