This Standard is one of a series of safety standards on various subjects which have been fommulated under the general auspices of the American National Standards Institute. One purpose of the Standard is to serve as a guide to govemmental authorities having jurisdiction over subjects within the scope of the Standard. It is expecled. however, that the Standard will find a major application in industry. serving as a guide to manufactur-ers, purchasers. and users of the equipment.
