Lots of children labored at mills. These boys below on the Bibb Mill in Macon, Ga, ended up so tiny that they had to climb the spinning frame in order to mend the broken threads and put back the empty bobbins. January 1909. The "phone calls" to preach, I'm happy to say, aren't j

In typical, industrial cooling programs, the use of water for heat rejection is significant. Cooling towers and many evaporative fluid coolers rely greatly on drinking water to reject waste heat to your environment. This implies an increase in the output of hefty industries. There is certainly al