Hydrogen is the lightest and most abundant element in the universe, symbolized by H on the periodic table. It is a colorless, odorless, and highly flammable gas that plays a key role in energy production, industrial processes, and emerging clean technologies.

Key Features of Hydrogen:
Lightweight: Hydrogen is the lightest element, making it ideal for energy-efficient applications.

Energy-Rich: 
It stores a large amount of energy per unit of weight, making it a promising fuel source.

Versatile: 
Used in industries such as refining, fertilizer production (ammonia), and electronics.