Hardwoods such as teak and thanaka are also harvested. The forest is rich with lakes, waterfalls, teak, bamboo and sandalwood. It is termite-proof and is superior to teak for building furniture. The walls were adorned with glossy blue-green tiles, richly carved teak, and bronze lamps. It is the habitat of valuable teak and rosewood. Teak and bamboo have legal protection from theft. The main deck was 53,000 square feet of teak. The Forest Stewardship Council offers certification of sustainably grown and harvested teak products. The Burmese teak used was harvested from sustainable forests. The belt was backed by of teak planking. It was bolted through the teak to the iron hull. Threats to the national park come from large scale cutting of sandalwood and teak trees. For two summers, "Eagle" sailed without parts of her teak deck. "Warrior"s armour consisted of of wrought iron backed by of teak. Destroyers for the Teak, Fir and Yucca tests are explicitly stated.