# Photograph credits and licenses

This notice applies only to the listed photographic assets. The HopuWiki photograph and its social-card derivatives use CC BY-SA 4.0. NASA images have their own usage guidelines and source credits. This notice does not relicense the article or other site material. NASA, JPL and Caltech do not endorse Andrade Safe or its services.

## pump-photo.webp

Author: HopuWiki
Required attribution: HopuWiki
Official source: https://commons.wikimedia.org/wiki/File:Kreiselpumpe-Elektromotor.jpg
Usage note: 
Source: https://commons.wikimedia.org/wiki/File:Kreiselpumpe-Elektromotor.jpg
Original image: https://upload.wikimedia.org/wikipedia/commons/0/06/Kreiselpumpe-Elektromotor.jpg?utm_source=commons.wikimedia.org&utm_campaign=index&utm_content=original
License: CC BY-SA 4.0 — https://creativecommons.org/licenses/by-sa/4.0/
Changes: Resized and converted to WebP; no content retouching.

## oco-testing-photo.webp

Author: NASA/JPL-Caltech
Required attribution: Courtesy NASA/JPL-Caltech
Official source: https://www.jpl.nasa.gov/images/pia23211-testing-oco-3/
Usage note: Used for factual educational discussion of vibration testing. No NASA/JPL/Caltech endorsement of Andrade Safe services is claimed or implied. Source captions show no third-party copyright owner.
Source: https://commons.wikimedia.org/wiki/File:Testing_OCO-3.jpg
Original image: https://upload.wikimedia.org/wikipedia/commons/3/33/Testing_OCO-3.jpg?utm_source=commons.wikimedia.org&utm_campaign=index&utm_content=original
License: NASA/JPL editorial image; Commons marks public domain in the United States. Reuse permitted by JPL image-use policy subject to its terms. — https://www.jpl.nasa.gov/jpl-image-use-policy/
Changes: Resized and converted to WebP; no content retouching.

## gpm-testing-photo.webp

Author: Warren Shultzaberger / NASA
Required attribution: Warren Shultzaberger / NASA
Official source: https://gpm.nasa.gov/image-gallery/gpm-vibration-testing
Usage note: Used for factual educational discussion of vibration testing. No NASA/JPL/Caltech endorsement of Andrade Safe services is claimed or implied. Source captions show no third-party copyright owner.
Source: https://commons.wikimedia.org/wiki/File:GPM_Vibration_Testing.jpg
Original image: https://upload.wikimedia.org/wikipedia/commons/9/9a/GPM_Vibration_Testing.jpg?utm_source=commons.wikimedia.org&utm_campaign=index&utm_content=original
License: NASA editorial image; Commons marks public domain in the United States. Reuse subject to NASA images and media guidelines. — https://www.nasa.gov/nasa-brand-center/images-and-media/
Changes: Resized and converted to WebP; no content retouching.

## vibration-og-pt.webp

Author: HopuWiki; editorial design Andrade Safe
Required attribution: HopuWiki; editorial design Andrade Safe
Official source: https://commons.wikimedia.org/wiki/File:Kreiselpumpe-Elektromotor.jpg
Usage note: 
Source: https://commons.wikimedia.org/wiki/File:Kreiselpumpe-Elektromotor.jpg
Original image: https://upload.wikimedia.org/wikipedia/commons/0/06/Kreiselpumpe-Elektromotor.jpg?utm_source=commons.wikimedia.org&utm_campaign=index&utm_content=original
License: CC BY-SA 4.0 — https://creativecommons.org/licenses/by-sa/4.0/
Changes: Cropped, resized, converted to WebP and overlaid with editorial text and gradient. This derivative is distributed under CC BY-SA 4.0.

## vibration-og-en.webp

Author: HopuWiki; editorial design Andrade Safe
Required attribution: HopuWiki; editorial design Andrade Safe
Official source: https://commons.wikimedia.org/wiki/File:Kreiselpumpe-Elektromotor.jpg
Usage note: 
Source: https://commons.wikimedia.org/wiki/File:Kreiselpumpe-Elektromotor.jpg
Original image: https://upload.wikimedia.org/wikipedia/commons/0/06/Kreiselpumpe-Elektromotor.jpg?utm_source=commons.wikimedia.org&utm_campaign=index&utm_content=original
License: CC BY-SA 4.0 — https://creativecommons.org/licenses/by-sa/4.0/
Changes: Cropped, resized, converted to WebP and overlaid with editorial text and gradient. This derivative is distributed under CC BY-SA 4.0.

## vibration-og-es.webp

Author: HopuWiki; editorial design Andrade Safe
Required attribution: HopuWiki; editorial design Andrade Safe
Official source: https://commons.wikimedia.org/wiki/File:Kreiselpumpe-Elektromotor.jpg
Usage note: 
Source: https://commons.wikimedia.org/wiki/File:Kreiselpumpe-Elektromotor.jpg
Original image: https://upload.wikimedia.org/wikipedia/commons/0/06/Kreiselpumpe-Elektromotor.jpg?utm_source=commons.wikimedia.org&utm_campaign=index&utm_content=original
License: CC BY-SA 4.0 — https://creativecommons.org/licenses/by-sa/4.0/
Changes: Cropped, resized, converted to WebP and overlaid with editorial text and gradient. This derivative is distributed under CC BY-SA 4.0.