Mission to make believe that if we can reduce the use of plastic waste from bags, nursery, you will help reduce the problem. Therefore, there is a concept paper, which is very easy to find and can degrade in the period, faster than the plastics used in the nursery instead of plastic bags, nursery, but there is no paper strength. Tear easily and generally easy to crumble when hit the water. Permanent make up, so research on the properties of different types of rubber is expected to build strength and not easy to crumble, although paper to enhance the durability, sufficient time for nursery plants, study found that preventing decay chanson kronlae waterproof. Therefore, there is a concept introduced to help strengthen the chanson such properties to the paper. By researching the concentration of dissolved substances that affect performance in the chanson.The water resistant paper
การแปล กรุณารอสักครู่..