Yes, potassium nitrate can be used as a fertilizer in agriculture.
Three commonly know uses for potassium nitrate are gunpowder, medicines, and plant fertilizer.
it is used for clean the petrol wastage. gas is used to fertilizer plants.
No, not in general and I've never heard of it been used that way.
Yes. It is a common fertilizer.
No, silve nitrate is used in photography
Potassium nitrate is used to make fireworks and black powder (which is used in gun powder).
Nitrate
Nitrate
The chemical formula KNO3 is for potassium nitrate.
garden center - it is used as fertilizer
Potassium nitrate is used in fertilisers as a nitrate source, sometimes in food as a preservative (although other nitrates work better and are used more often), in ice cream making, in toothpastes for sensitive teeth, and in fireworks and some explosives as an oxidant for the fuel.http://en.wikipedia.org/wiki/Potassium_nitrate
That elements found in soil fertilizer are nitrogen, phosphorus, and potassium.