Unsupported browser

You are using an outdated browser. Please upgrade your browser to improve your experience.

Sign up for an Award

Participate with your entry in one of our professional or student awards.

Sign up for an award

Sign up for a Profile

Create your own profile and publish it in the iF WORLD DESIGN GUIDE.

Sign up for a profile

Learn more:


Present your project for free and win your share of EUR 50,000 in prize money.

Publish your project

refuse passive smoke / Drone

refuse passive smoke

In public places, when exposed to secondhand smoke, the refuse passive smoke UAV equipped with laser PM2.5 detector. When indoor smoker emitting smoke and PM2.5 concentration increased significantly, it would trigger UAV alarm system. Flashing red lights makes people realize that they are suffering from the harm of secondhand smoke and away from them. Alarm is issued to make smokers aware of their harm to others and lose their cigarettes. Not only that, the UAV is equipped with an air purification system that purify the air in time when the smoke is not produced in large quantities.


Guangdong Ocean university

Guangdong Ocean university
zhanjiang, China

Jiang-jiang tang,
Guangdong Ocean university

wei-jie yu,
Guangdong Ocean university