The 3R principle applied to Loy krathong is to reduce the size or the amount or share. Use and reuse or garbage that is compostable bio-fermented fertilizer made.
The 3R principles applied in the festival is to reduce the size or number. Or shared use, recycling and re-use. Or biodegradable garbage to make compost fertilizer.
The main use 3R applied in the festival is to reduce the size or number or shared use of duplicate and reuse. Or the garbage that decompose to paste made of fertilizer