The leaves of the nettle are covered with tiny, fine hairs. When you touch a leaf, the point of the hair pricks your skin. A poison is squeezed up the hair from a tiny sac at its base, and gets into the would. This is what causes the stinging pain-and makes you avoid stinging nettles in future!
Check Also
National Creators Award: Categories, Winners and Recognition
National Creators Award (NCA): Creators Awards 2024 took place on 08th March 2024, Prime minister …