☀️☀️☀️ Honesty is the first chapter in the book of wisdom THOMAS JEFFERSON 🇩🇪 🇺🇸 🌍 .......Back on TWITTER as @AgnesdeBerlimon 🧚
No these are instrument controls used in health care facilities to check the accuracy of medical machinery for instance, glucometers, pregnancy tests and other diagnostic machines and processes. These outcomes are then recorded on a log. If the control indicates an error, then the machine is examoned and adjusted or replaced.