Mine safety in coal mines, which in turn can initiate more extensive coal dust explosions. For this reason, rock dusts such as limestone dust are spread throughout coal mines to diminish the chances of coal dust explosions as well as to limit the extent of potential explosions, in a process known as rock dusting. Coal dust explosions can also begin independently of methane gas explosions. Frictional heat and sparks generated by mining equipment can ignite both methane gas and coal dust. For this reason, water is often used to cool rock-cutting sites. Miners utilize equipment strong enough to break through extremely hard
As Good as I Once Was "As Good as I Once Was" debuted at number 37 on the U.S. "Billboard" Hot Country Singles & Tracks for the week of May 21, 2005. As Good as I Once Was "As Good as I Once Was" is a song co-written and recorded by American country music singer Toby Keith that reached the top of the "Billboard" Hot Country Songs chart. This song and his 2003 single "Beer for My Horses" are both his longest-running Number One hits, each having spent six weeks at Number One. "As Good As I Once Was" was released in May 2005 as the