Powder of alum is K2(SO4)•Al2(SO4)3•24H2O or KAl(SO4)2•12H2O. Alums are a class of compounds that are formed from potassium and aluminium. They are hydrated double salts or sulphates and contain large amounts of water.Know More
The most widely known alums are potassium aluminum sulphate and ammonium aluminum sulphate. They are soluble in water. Alums are white crystalline solids at room temperature.
Alums have been used since ancient times for purification of water. A paste of alum powder can be used for removing body hair. It is also used as a food preservative. Alum powder is used in fire extinguishers. It is a fire retardant. Hence, it is used to extinguish oil and chemical fires.Learn more about Grocery
Baking soda and baking powder are different products that are non-interchangeable. Even though both products are commonly used as a leavening agent, baking soda is made of sodium bicarbonate alone. Baking powder contains not only sodium bicarbonate, but also other chemicals that produce a "double acting" leavening process.Full Answer >
Ammonium alum, also known as ammonium aluminium sulfate, is an inorganic salt used in many over-the-counter products, including deodorants and aftershave. It is non-toxic and very cheap to produce.Full Answer >
Alum is a class of chemical compounds containing sulphuric acid or selenate alumina, an alkali and water. They are used industrially as dying agents, as well as food preservatives and flame retardants, and to purify water, staunch bleeding and enhance immune response in some vaccines. They are also used as an ingredient in toothpaste and in artist's clays as a firming agent.Full Answer >
Some online stores, such as Amazon.com and NetGrocer, offer grocery and food delivery to homes that might otherwise have trouble shopping for food on their own. Other stores include FreshDirect, GoBio!, ExpatExpress and Safeway. The latter only provides grocery delivery to certain areas with nearby participating stores.Full Answer >