Oxygen evolution is considered one of the most energy-intensive steps in water electrolysis and is therefore a key factor for ...

Hydrogen is sometimes used to fill balloons, allowing them to fly higher and further than helium. However, its flammability poses a risk of explosion and fire when mixed with oxygen. More for You ...

You need about 5% of oxygen in your hydrogen to make it explosive, and the bell is getting emptied repeatedly. The guy already shows that the oxygen concentration is low enough to not cause a bang.

LANZHOU -- Balloon provider had illegally used highly combustible hydrogen in balloons that exploded last Sunday injuring nearly 100 students at a northwest China school, local authorities said on ...

Water molecules are so attracted to each other that even after the balloon pops, the water molecules stay together keeping the shape of the balloon. Youtube ID: ... Embed. In the water molecule, the ...

China's education watchdog has banned the usage of hydrogen-filled balloons in school activities after an explosion injured nearly 100 students at a school last Sunday.

This mixture does not ignite immediately, however, because air is 78 per cent nitrogen and only 21 per cent oxygen. The ratio of oxygen to hydrogen, or oxygen to methane is initially way too low ...

An innovative gas balloon flight took place this morning 25 September 2024 in the region of Gruyère, Switzerland. What sets this flight apart is its unique power source: the hydrogen used to fly the ...

We all know the equation – hydrogen plus oxygen equals water. But now scientists have captured molecular-scale video of that famous meeting in action, which could lead to a new way to generate ...

Three crew members are safe after a hydrogen balloon on a transatlantic flight path had to make what the Transportation Safety Board is calling a precautionary landing in Prince Edward Island.