Question

Kontehi arthvi..... manyteshivay sansdet prtut karta yet nahi

Answer 1

꧁ANSWER꧂ 

Liquid nitrogen—LN2—is nitrogen in a liquid state at low temperature. Liquid nitrogen has a boiling point of about −195.8 °C (−320 °F; 77 K). It is produced industrially by fractional distillation of liquid air. It is a colorless, low viscosity liquid that is widely used as a coolant.