Dry blend "Veegum T" and "Kelzan." Add to the water slowly, agitating continually until smooth. Add "Antaron" FC-34 and stir slowly until uniform. Dissolve the sodium hydroxide in water. Add the mixture of water and sodium hydroxide to the other components. Mix until uniform. The spray may be used in either a warm or cold oven. With can held upright, spray oven surface from a distance of nine to 12 in. Allow foam to work for 10-20 min. Wipe clean with a wet cloth or sponge.