What should each construction site be equipped with regarding fire safety?

Each construction site should indeed be equipped with at least one 40 B:C rated fire extinguisher for effective fire safety. The B rating indicates the extinguisher's effectiveness against flammable liquids, while the C rating shows its capability to tackle electrical fires. Given the nature of construction sites, which often involve the use of various flammable materials and potentially hazardous electrical equipment, having a fire extinguisher with a higher rating, like 40 B:C, ensures that it can handle larger fires that may occur due to these specific conditions.

The choice of the 40 B:C rating signifies a balance between adequate fire suppression capability and compliance with safety standards. It provides a higher level of protection necessary in the dynamic environment of construction, where the risks of fire are elevated due to the materials and activities present. A lower-rated extinguisher would not provide the necessary coverage for the potential fire hazards typical in construction activities. Therefore, having a 40 B:C rated extinguisher is essential for maintaining fire safety on construction sites.