Photo of TechNotes co-founder, Jeff Krupa

Image

Photo of Jeff Krupa

This content is under copyright and all rights are reserved. Content with this status cannot be used on other sites without permission, and must have a note explaining how/what usage rights have been granted to TechNotes.

All rights reserved

Content License

The copyright license(s) under which this work can be used.

License

TechNotes is an open engineering library focused on clean tech.

**Legal notice**: The content on this site is provided with no warranty, express or implied. **Do not rely on this content for any important purpose without verifying it independently**.
**License**: Text content (articles and descriptions) is available under the terms of the [Creative Commons Attribution-ShareAlike 4.0 license](https://creativecommons.org/licenses/by-sa/4.0/). Properties and their values are public domain. Images and other media files are available under various licenses - refer to each item's page for details.
**Cookies**: We do not use cookies or other tracking systems unless you log in, in which case a strictly necessary cookie is used to keep you logged in. We do not use third-party cookies.
**Platform**: Powered by [Neolace](https://www.neolace.com/).


Description	Photo of TechNotes co-founder, Jeff Krupa
License	All rights reserved ^(*)