english: The coal revolution fueled the Industrial Revolution, and, even in the 1900s, we've seen a very rapid decline in the price of electricity, and that's why we have refrigerators, air-conditioning; we can make modern materials and do so many things.
non_english: Revolucija u proizvodnji uglja dovela je do industrijske revolucije, čak smo videli drastičan pad cene električne energije početkom XX veka, i zbog toga danas imamo frižidere, klima uređaje, možemo stvarati savremene materijale i činiti mnogo stvari.