Oven heat and smoke may darken gums: can workplace fixes stop it?
Disease control
Completed
This trial tests whether a workplace safety package can lower heat and air pollution exposure for restaurant workers who spend hours near ovens and grills, and whether that reduces changes in gum coloring. About 200 adults across 20 restaurants will take part, with restaurants ra…
Phase 4 • Sponsor: Salah M. Ibrahim • Aim: Disease control
Last updated Sep 06, 2026 00:00 UTC