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Cognac is hosting 27 of the largest companies in France (France). | ||
| City: | Cognac (See Map below) | |
| Country: | France (France) | |
| Largest companies: | ||
 Homepage: | https://www.ville-cognac.fr/ | |
| City Id: | 228 | |
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Cognac in France (France) 
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(#)The daily puzzle:
What does '*****' mean in the following text?
"A ***** is a converter that measures a physical quantity and converts it into a signal which can be read by an observer or by an (today mostly electronic) instrument. For example, a mercury-in-glass thermometer converts the measured temperature into expansion and contraction of a liquid which can be read on a calibrated glass tube. A thermocouple converts temperature to an output voltage which can be read by a voltmeter. For accuracy, most *****s are calibrated against known standards."
The answer and more