Coke

Description

<span style="&quot;color:" rgb(0,="" 0,="" 0);="" font-family:="" verdana,="" arial,="" helvetica,="" sans-serif;="" font-size:="" *2px;="" line-height:="" *0px;"="">Coke is usually derived from coal. It has a high carbon content with few impurities. It is used as fuel and a reducing agent to smelt iron ore in a blast furnace. Coke was widely used as a substitute for coal in the UK in domestic heating proceeding the creation of smokeless zones.