Coal in Australia. Right now, coal is Australiaâs primary fuel source for generating electricity at around 73 percent. Black coal is found across Australia. Brown coal, sometimes called lignite, is a relatively soft material, which has a heating value of about one-quarter of black coal.
noun. The definition of abrasive is something that is harsh or rough, often to an unpleasant degree. An example of abrasive is the attitude of your boss who is always short tempered and yelling at you. Sand paper or SOS pads are examples of abrasives.
Abrasion is a synonym of scrape. As nouns the difference between abrasion and scrape is that abrasion is the act of abrading, wearing, or rubbing off; the wearing away by friction while scrape is a broad, shallow injury left by scraping (rather than a cut or a scratch). As a verb scrape is