A machine set up in one of Houston's Rice Hotel's men's washrooms last week induces a customer to drop a 25¢ piece into a slot. The machine then presents a funnel in which the man may deposit a sample of urine. That done, he pulls a lever which automatically pours the fluid into two smaller, transparent containers. As the customer waits, the machine automatically squirts acid into one of the containers, a mixed solution into the second. If the urine in the first container shows white, the man has kidney trouble. If the...
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