Research topic

Scent-Switching Ultrasonic Diffuser with Replaceable PLA Cartridge to Eliminate Ghost Scent Contamination

Designed a low-cost, replaceable PLA cartridge system that eliminates ghost scent carryover in ultrasonic diffusers, validated by quantitative humidit

Maker & Industrial Design

DraftEasyDesk research · laptop

Sign in to view details

Create an account or sign in to open the full structured breakdown for this topic—competition fit, timeline, logistics, audience notes—and the complete research write-up.

Also inside full detail

Target CompetitionProject TimelineWhat You NeedTarget StudentsMore…

Full research plan, methods, data notes, and limitations remain gated until you have access—same rules on every topic page.