By accessing or reading any part of this website, known as Dean's Benchtop, you indicate that you understand, agree to, and accept the terms of use described below. If you do not or cannot agree to these terms, do not access or use this website.

Intellectual property

Except where otherwise specified, the content available within this website is the property of the author, Dean Wheeler. Without specific prior approval, you may not store, distribute, modify, or reproduce any portion of the content beyond that allowed by the “fair use” provision of U.S. copyright law. If the intended use is nonprofit and educational, it is probably covered under this provision.


Water rocketry can be dangerous because it involves the use of pressurized vessels and high-velocity vehicles that contain and can deliver large amounts of energy. The vehicles and other devices described in this website have the capability to cause serious injury to people and to damage property. You will not replicate the devices described in this website, in whole or in part, unless you understand, accept responsibility for, and can substantially mitigate the risks associated with operating such devices. Practitioners and spectators of water rocketry should use all appropriate safety practices and equipment. This includes, but is not limited to, the wearing of safety glasses, maintaining a safe bodily distance from pressurized vessels and flight areas, and not launching near buildings, power lines, automobiles, roads, and bystanders.


The information in the website is provided by the author free of charge or other consideration. The author disclaims all liability to you for direct, indirect, consequential, punitive, or incidental damages, or for costs and expenses, including legal fees, from any use of this website. Furthermore, the author provides no warranty that the information provided on this website is accurate or is suitable for any particular purpose. You will indemnify and hold Dean Wheeler and his employer, Brigham Young University, harmless from all liability, cost, and expense, including legal fees, that arise directly or indirectly from any use you make of the information contained in this website, including full or partial implementation of the designs described here, distribution of the information to other persons, or linking to other websites.