Sodium bicarbonate, alias salt bicarbonate, is a plus size one for big volume makes use of like swimming pools, washing or top-to-bottom "springtime" cleaning with a practical inside story for fast dispensing. The resealable waterproof plastic bag is ideal for usage as well as storage space in high-moisture locations. Best of all, it's simple to take it with you anywhere you go, in as well as outside your house, without messy spills.