Ключевые слова: abstract, battery, bolt, business, cable, charge, creative, delivery, design, electric, electrical, electricity, electronic, element, email, energy, envelope, fast, flash, icon, idea, inbox, internet, letter, light, lightning, mail, mailbox, message, modern, paper, plug, post, power, powerful, professional, receive, send, shock, sign, symbol, technology, template, thunder, thunderbolt, voltage, wire,