Irregular outcomes frequently come from irregular gel application; use well-fitted trays and avoid overfilling to avoid streaks
https://www.mediafire.com/file/81b0hvkl0vl1g2h/pdf-89479-21553.pdf/file
Irregular results often originate from unequal gel application; use well-fitted trays and prevent overfilling to prevent streaks, gum inflammation, and squandered item.