Condions of Use
The downloading of this file is free of charge. By downloading it you agree to become a member
of the Bee Hexagon Knowledge Network under the following conditions:
1. You are free and welcome to distribute and use the downloaded information with citation
of the information source, better by linking it to the direct source on www.bee-hexagon.net.
2. You can use the downloaded information only for non-commercial and educational aims.
Be aware that some of the images, used for better understanding, are not copyrighted and
should not be released in public domains.