1 Brands: Tums, Caltrate, and most other brands.  Absorption: Calcium carbonate is alkaline based. It requires extra stomach acid for better absorption, so it is best taken right after meals or with a glass of acidic juice such as orange juice.
Tempered glass is one of two kinds of safety glass regularly used in applications in which standard glass could pose a potential danger. Tempered glass is four to five times stronger than standard glass and does not break into sharp shards when it fails. Tempered glass is manufactured through a process of extreme heating and rapid cooling, making it harder than normal glass.
The smoothness and clarity of the tempered glass makes the screen protector feel more like your actual smart phone screen than a plastic screen cover would. Generally, tempered glass screen protectors are generally easier to put on your phone than plastic screen protectors. 3. IS IT WORTH IT In short: YES.