how is limestone used today

Limestone - Wikipedia

Limestone is a sedimentary rock, composed mainly of skeletal fragments of marine organisms such as coral, forams and molluscs. Its major materials are the minerals ...

Cement - Wikipedia

This cement is made by heating limestone (calcium ... depending on the raw materials and the process used. Most cement kilns today use coal and petroleum coke as ...

Limestone | Garden IQ

Today, limestone is used in commercial aspects that make everyday life possible. Water is purified with lime, steel is polished with lime, chickens are fed lime to ...