Chimneys are generally made of cement and bricks, so the color of the surface is relatively dark, and the surface of the chimney will appear sanding and peeling after a long time of use. At this time,

The basic requirement for anticorrosion of old chimneys is that when condensed acid appears on the inner wall of the chimney, the lining of the chimney should not be corroded and lose its structural s

A well-maintained car can save fuel, and a well-maintained cooling tower can also save on electricity bills. According to calculations, well-maintained equipment can save up to 15% on electricity bill

Cooling towers used in HVAC systems generally fall into two categories: cross-flow cooling towers and counter-flow cooling towers. Cross-flow and counter-flow are defined by the way the water interact