File:Eddie mulhern with kilogram k92sample.jpg
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Captions
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A metrologist at NIST holds a sample kilogram mass standard k92
Summary edit
| Description |
English: The k92 kilogram mass standard helps standardize the measurement of mass in the SI.
The standards have to carefully handled with bunny suits and gloves to reduce environmental contamination. |
| Date | |
| Source | https://www.nist.gov/sites/default/files/styles/2800_x_2800_limit/public/images/2018/05/16/eddie_mulhern_with_kilogram_1.jpg?itok=oTv_k9L2 and https://www.nist.gov/si-redefinition/kilogram |
| Author | Credit: J.L. Lee/NIST |
Licensing edit
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This work is in the public domain in the United States because it is a work prepared by an officer or employee of the United States Government as part of that person’s official duties under the terms of Title 17, Chapter 1, Section 105 of the US Code.
Note: This only applies to original works of the Federal Government and not to the work of any individual U.S. state, territory, commonwealth, county, municipality, or any other subdivision. This template also does not apply to postage stamp designs published by the United States Postal Service since 1978. (See § 313.6(C)(1) of Compendium of U.S. Copyright Office Practices). It also does not apply to certain US coins; see The US Mint Terms of Use.
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| This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights. | ||
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
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| current | 14:15, 5 May 2022 | | 972 × 1,400 (100 KB) | WalkingRadiance (talk | contribs) | Uploaded a work by Credit: J.L. Lee/NIST from https://www.nist.gov/sites/default/files/styles/2800_x_2800_limit/public/images/2018/05/16/eddie_mulhern_with_kilogram_1.jpg?itok=oTv_k9L2 and https://www.nist.gov/si-redefinition/kilogram with UploadWizard |
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