Show paying for experiments A large part of the business of the world results irom from trying to prevent people from injuring themselves thru their onn oin careless acts in chicago is located a unique institution ution known as the underwriters laboratories it was established by insurance companies and is tor for the sole purpose of testing at cot cost form of manufactured device as KB its fire resisting or accident preventing qualities here are asem assembled bled engineers and chemists who with the aid of 0 every modern mechanical device aid manufacturers rs in testing any product prod before it is offered tor for sale to the public after a tire fire proof door a safe an automobile lock or an automobile bumper has gone through the various heat and destruction tests which they give it it has either proved itse itself 1 f worthy of the label issued by the laboratories ora to approved products or offered for sale in other words the laboratories Is rapidly eliminating the days when the buyer paid tor for experiments of the manufacturer in do doling this it is safeguarding the public against innumerable risks formerly involved in buying and using untested mater lali and manufactured appl lancea |