# What is fusion reaction and what are its products? Briefly explain.

When a fusion reaction occurs two atoms are fused together into a new atom, a small amount of matter will be destroyed in the fusion process thus causing energy to be shot away from the reaction itself. Fusion will only happen under high pressure and high temperatures. here is an example ${\text{_1^3 H+""_1^1H=}}_{2}^{3} H e$