Robert, and built the first hydrogen - filled balloon, testing it on August 27, 1783. It floated for 45 minutes, covering about 15 miles [24 km], and became known as a Charlière.
या फुग्याने ४५ मिनिटे, २४ किलोमीटर अंतरापर्यंत उड्डाण केले आणि त्याला शार्लियर असे नाव पडले.