Page 111 - Tsubomi

3. BK-3 Sound Absorption Wall It is the application of the water hyacinth’s special property, which is the sound absorption due to its tiny holes and fibers to naturally absorb sound. Each piece of hyacinth will be lined up to be a big piece used for padding the wall for sound absorption.
4. BK-4 Wall Panels Each type of products can be assembled to build the big-sized partition and connected to other partitions although the location is the room corner. In addition, when taking the BK-1 which is the water hyacinth plate to assemble with the BK-3 which is the block, it will become a strong structure with light weight. Thus, the material from the water hyacinth can be used to produce door, table, chair or wall. In order to achieve the objective about the eco-materials, the students had tested them with biodegradable glue as well
ผ ลิ 107