Dr. AMAL K KUMAR - German chemist Ernst Otto Beckmann was born on this day (4th July) in 1853. He is known for inventing the Beckmann thermometer – a device used to
Beckmann thermometer - Wikipedia
Beckmann thermometer | Science Museum Group Collection
Beckmann thermometer | Objects | The Collection of Historical Scientific Instruments
Beckmann thermometer
Beckmann freezing-point apparatus and Beckmann thermometer Stock Photo - Alamy
Measurement of Freezing Point Depression | Beckmann's Method | Colligative Properties | Solutions - YouTube