... and transporting together with acid substances. In the event of a fire, use water as extinguishing agent. Applications: Potassium ... , etc. Potassium Carbonate is foliar spray fertilizer and a constituent of compound fertilizer. In dyeing industry, it is used ... s degreasing. In addition, it is also used in manufacture of printing ink, photograph-drug, polyester, explosives, electroplating, tanning, ...