Archive of month: February 2021

Today, digital signages can be found in every corner of our city, such as, hotels, hospitals, airports, shopping centers, supermarkets, bus stations, restaurants, universities, stadiums, etc., and they are used for informational and advertising proposal to targeted audiences, to provide wayfinding, exhibitions, marketing and outdoor advertising.   What Is Digital Signage? Wikipedia gives its definition as below: Digital signage is a […]

What Is Air Compressor? Wikipedia gives air compressor definition as below. An air compressor is a pneumatic device that converts power (using an electric motor, diesel or gasoline engine, etc.) into potential energy stored in pressurized air (i.e., compressed air). By one of several methods, an air compressor forces more and more air into a storage tank, increasing the pressure. When the tank’s pressure reaches its engineered upper […]