colony of rats on the surface and almost certainly numerous complaints to the control agency. In short, the uncontrolled populations of rats in sewers constitute a reservoir which extends into all parts of a city and is capable of establishing new infestations on the surface. The structural damage caused by sewer rats can be considerable. They are
The Saffir-Simpson scale measures the intensity of a hurricane. Wind speed is measured on a scale of 1-5 to give an estimate of potential property damage and flooding along the coast. The Categories are as follows: Category One Hurricane: Winds 74-95 mph.
Barometer - A barometer measures atmospheric pressure. A barometer can help to forecast upcoming weather based on the changes it measures in the atmospheric pressure. Some AcuRite weather stations feature a barometric pressure history chart or a pressure trend arrow so you can easily track changes, like a pressure drop. Anemometer - An anemometer measures how fast the wind is blowing, or wind speed. AcuRite weather stations can display wind speed in MPH, KPH or knots, and record current, peak and average wind speed readings. Wind Vane - A wind vane, or weather vane, is an instrument that determines which direction the wind is blowing.