การทดลองเพื่อเปรียบเทียบอัตราการดูดน้ำ ระหว่างหลอดดูดของเหลวชนิดทำจากโลหะปลอดสนิมกับชนิดทำจากพลาสติก

บทคัดย่อ

          Objective : To compare effectiveness between the old staintess and plastic suction tip the that the author has invented

          Method : Using the same caliber and the same length stainless and plastic suction tips to suck 100 c.c. water for 5 times each. Using the computer to count the time and analyse the result.

          Result : Average time of stainless suction tip was 10.76 seconds. Average time of plastic suction tip was 9.88 seconds

          Conclusion : The water suction rate of plastic suction tip was about 8.18 percent more effective than stainless uction tip.