钞票在社会中的广泛流通,自身很快就被污染了,反过来它又成为很大的污染源。一张新发行的货币,可能一昼夜之间随同来往人员“走遍”天南海北。它从银行出纳员,到取款、用款、收款人员,在流通过程中不知要经过多少人的手。有些人习惯不良,蘸点唾沫捻数。如果是感冒、流感、鼻炎、咽炎、气管炎、中耳炎、腹泻、肝炎、化脓 The wide circulation of banknotes in society has quickly become polluted by itself, which in turn has become a source of great pollution. A new issue of currency, may be accompanied by a day and night, “traveled” all over the world. It from the bank teller, to withdraw money, money, cashier, in the process of circulation I do not know how many people to go through. Some people are used to bad, dip in the number of spit twist. If it is a cold, flu, rhinitis, pharyngitis, bronchitis, otitis media, diarrhea, hepatitis, purulent