The fact that the patent was presented to His Majesty the King marks a historic event and clearly indicates His Majesty the King’s genius for invention as well as His Majesty the King’s concern for environmental issues. Undoubtedly, His Majesty the King has set an outstanding example for Thais, inspiring them to invent things, which will be beneficial to the country. Therefore, the NRCT committee resolved that the award for innovations or inventions that bring benefits to the country 1993 (First Prize) would be presented to His Majesty the King.