Ключевые слова: american, authenticity, bank, banking, banknote, banknotes, bill, business, cash, closeup, concept, currencies, currency, detector, devaluated, devaluation, dollar, dropping, economics, economy, equipment, exchange, fake, finance, financial, financial crisis, flash, glow, hundred, indepth inspection, instability, international, legal, light, macro, money, paying, penetrating light, protection, safety, sign, sustainability, symbol, ultraviolet, us, uv, verifying, violate, wealth,