Copyright© 2016 by Southwest Research Institute. All rights reserved under U.S. Copyright Law and International Conventions. No part of this publication may be reproduced in any form or by any means, electronic or mechanical, including photocopying, without permission in writing from the publisher. All inquiries should be addressed to Communications Department, Southwest Research Institute, 6220 Culebra Road, San Antonio, TX 78238-5166, phone +1 210 522 2257, fax +1 210 522 3547.