Is potassium nitrate gas poisonous

Answer 1

Potassium nitrate is not a gas; thermal decomposition of KNO3 release nitrogen oxides (NO2)- corrosive and toxic gases.

Answer 2

Potassium nitrate itself is not poisonous. However, when heated to high temperatures, it can decompose and release toxic gases, including nitrogen dioxide, which can be harmful if inhaled in high concentrations. It is important to handle and store potassium nitrate safely and avoid exposure to its decomposition products.