Preface
This report is part of developing skill in English Semester 3 Year of Education 3/2015 Faculty of Science and Technology Phranakhon Rajabhat Universit With an aim to devise creative new things that get used and new equipment, or two things come up as a decoration that is even more beautiful. And the report of this book consists of invention and invention so that those who have read this book, report, or you can learn to be an example of how to create new inventions in the future. Error of any apologies.