查看“Answers About Coal fuel Source”的源代码

Coal is a [https://www.blogrollcenter.com/?s=mixture mixture] of [https://www.bbc.co.uk/search/?q=carbonaceous%20compounds carbonaceous compounds].  [https://bangcacloai.com/ https://bangcacloai.com/] It can be baked in Coke Ovens. The products of baking are Coke (Impure form of Carbon) ( Iron oxide reduction. Carb<br>Read more<br><br><br><br><br><br><br><br><br><br>Coal (fuel source)<br><br><br><br><br><br><br><br><br>How you get coal out the ground?<br><br>Asked by Wiki User<br><br><br><br>You can use the heavy machinery such as rigs to get the coal out of the ground