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This website and all materials presented in it are subject to copyright. Unless stated otherwise, all material on this web site is the copyright of the Commonwealth of Australia.
You may download, display, print and reproduce this material in unaltered form only (retaining this notice) for your personal, non-commercial use or use within your organisation provided acknowledgement of the source of the material is made.
We welcome use of our online materials by students and educators, with appropriate acknowledgement.
Permission is not granted to make a copy of the whole or of a part of the work where a charge is made for making and supplying that copy, unless the amount of the charge does not exceed the cost of making and supplying that copy.
Apart from use permitted under the Commonwealth Copyright Act 1968 all other rights are reserved. You may link to these web pages but the content may not be altered. We do not permit any part of our web site to be displayed within frames on third party web sites.
Questacon endeavours to assure the quality, accuracy and currency of the information on this web site. However changes in circumstances or advances in scientific research after publication may mean some of the content becomes out of date.
Before relying on information provided on this web site it is suggested you check its currency with relevant research agencies.
While care is taken in selection links to other web sites, links provided to other sites are provided for your convenience and do not constitute endorsement of the information at those sites. Questacon and the Australian Government accepts no responsibility for material contained in any site that it linked to from this web site.
Questacon and the Australian Government will not have any liability for any physical injury or economic loss arising as a result of use or reliance on any information, instructions or materials on this web site. We encourage you to follow all the safety instructions accompanying science demonstrations on this web site.