tailieunhanh - FIREWORKS Principles and Practice

The idea of this book took place thirty years ago, and it is gratifying that it still has a place in the firework world. The original intention was to produce a straightforward description of firework manufacture in the Western World. It was an attempt to describe what had happened in the past and to make suggestions for good practice at the present time. | FIREWORKS Principles and Practice 3rd Edition by The Reverend Ronald Lancaster . . Durham . and contributions from Roy . Butler . Cambridge J. Mark Lancaster . . Exeter . Takeo Shimizu D. Eng. Tokyo Thomas . Smith . . Oxford CHEMICAL PUBLISHING CO. INC. New York . 1998 Chemical Publishing Co. Inc. New York ISBN 0-8206-0354-6 1st Edition 1972 2nd Edition 1992 3rd Edition 1998 All rights reserved. No part of this publication may be reproduced stored in a retrieval system or transmitted in any form or by any means electronic mechanical photocopying recording or otherwise without the prior permission of the publisher and copyright owner. Printed in the United States of America Preface to the Third Edition The idea of this book took place thirty years ago and it is gratifying that it still has a place in the firework world. The original intention was to produce a straightforward description of firework manufacture in the Western World. It was an attempt to describe what had happened in the past and to make suggestions for good practice at the present time. It was also an attempt to be fairly basic and thereby not offend friends and competitors in the trade who had to make an attempt to make a living at fireworks. Amateurs have wonderful enthusiasm and like true scientists need to know everything for its own sake. They also want to share findings with everyone else. However this is in complete contrast to commerce where survival may depend on the quality of the product or the price at which it might be produced. Needless to say this edge can be very costly in terms of hours of research and capital expenditure. Recent years have seen the decline of the Western firework industry. The story is the same for almost every country where it has become uneconomical to make small fireworks compared to the price at which they can be bought from China. In the . for example there were ten manufacturers of small-shop fireworks .