An acid (from the Latin acidus/acēre meaning sour) is a substance which reacts with a base. Commonly, acids can be identified as tasting sour, reacting with metals such as calcium, and bases like ...

Use Tums or other antacids with calcium carbonate to ease stomach acids and treat heartburn safely. Take the maximum dose of calcium carbonate for no more than 2 weeks, and limit high-calcium foods ...

Abstract The effects that 20 ppm poly (epoxysuccinic acid) (PESA), poly (aspartic acid) (PASP), and two poly (acrylic acid) (PAA) compounds with molecular weights of ∼2000 and ∼100 000 have on the ...