Caustic soda flakes is majorly used in textiles processing, soap and detergent, paper and pulp industry. It is also used as an intermediate for wide variety of organic chemicals such as dyes, pigments, agrochemicals and variety of inorganic chemicals such as sulphites, phosphites etc. Irritation may lead to chemical pneumonitis and pulmonary edema. Causes severe irritation of upper respiratory tract with coughing, burns, breathing difficulty, and possible coma. Causes chemical burns to the respiratory tract. Chronic: Prolonged or repeated skin contact may cause dermatitis. The physical form or shape of caustic soda pearls and caustic soda flakes is the most significant distinction. Caustic soda pearls are granular, whereas caustic soda flakes are lamellar. This means that caustic soda pearls look very similar to fish eggs or caviar, while caustic soda flakes look like small flakes