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:

iF SOCIAL IMPACT PRIZE
(free of charge)

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

Publish your project

Seesaw clean / water plug sink

Seesaw clean
Seesaw clean

Putting some washing powder or soap bar into a pot of water, better using the medicated soap. Scrubbing the branches and leaves using the soft brush after whipping. A few days later, aphids, scale, insects and spider will be rubbished.

University

Asia University

Asia University
Wufeng Dist., Taichung City, Taiwan

YU-EN CHIU,
Asia University

YU CHE-WEN,
Asia University

CHU-YUN LIN,
Asia University

WANG CHIN-HUA,
Asia University