This software has been developed by the Health and Safety Laboratory as part of a joint industry project. The software remains the intellectual property of the Crown.
MEGen is still at the developmental stage and whilst the Health and Safety Laboratory has endeavoured to ensure that the results given by the system have been checked as to accuracy, with regard to a number of scenarios, no guarantee of accuracy is given. Nor does HSL in production or marketing of the system give or assume any warranty or condition, express or implied, statutory or otherwise, as to condition, quality, performance, merchantability or fitness for the purpose of the system and all such warranties and conditions are hereby excluded save to the extent that such exclusion is absolutely prohibited by law.
You are strongly advised that the system should only be used by a competent individual who is already familiar with the established concepts of toxicology to which the system relates and with the current assumptions against which the rest should be checked.
Please consult the on-line help for a description of this site’s uses and applications.
Crown Copyright Health and Safety Executive 
All rights reserved. Unauthorised use, reproduction, or transmission in hard-copy, machine-readable or other form is strictly prohibited. Installation or use of this software is the responsibility of the user; HSE accepts no liability for any problems arising from incorrect use or installation.