News from Mathnasium of Northside San Antonio. Oct 20, 2015. Hello to all, I hope your students have had a great start to the school year. As the 1st six week grading period wraps up, you may be considering enrollment options at Mathnasium. I wanted to touch base with anyone who has been interested in enrolling at our center and inform them that beginning November 2nd, our programs and pricing will be changing.
Calcium propionate, also known as âcalcium propanoateâ in some places, is a chemical commonly used as a food additive to ward off mold and other bacterial growth in a range of different packaged and prepared foods.
1 Calcium may be used as a reducing agent in the process of metal extraction. 2  Calcium is also used in the production of some metals, as an allying agent. 3  Calcium carbonate is used to make cement and mortar and also in the glass industry.4  alcium carbonate is also added to toothpaste and mineral supplements. Calcium phosphate is used in animal feed and fertilizers. 2  Calcium hydroxide solution is used as blackboard chalk and as Plaster of Paris in its hemihydrate form. 3  Calcium gluconate is used as a food additive. 4  Calcium stearate is used to make wax crayons, cosmetics, plastics and paints.