Antistatic garments are used in many industries such as electronics, communications, telecommunications and defense applications. These are principally, broadband internet service and bespoke solutions in telecommunications and information technology. Infrastructure systems that include electricity, sewer, telecommunications, and transportation. Access Industries has a number of portfolio companies in the media and telecommunications industries. The business also included products and services in retail and telecommunications industries. Leading industries include petrochemicals, metallurgy, electronics telecommunications, and machinery. Especially impacted are technologies such as lasers, wireless and optical fiber telecommunications, and radar. MobileAccess Networks became part of Corning's telecommunications business unit. Reliable electric power is essential to telecommunications and broadcasting. Chicago is an international hub for finance, culture, commerce, industry, education, technology, telecommunications, and transportation. Clinton presided over a period of deregulation in the telecommunications and financial industries. He is involved with several business enterprises including sports, energy, telecommunications and construction. There are several providers for each segment of the telecommunications market. Such low attenuations made fiber optics practical for telecommunications and networking. This is a type of telephone repeater used in underwater submarine telecommunications cables.