In a typical surgery today, a large number of objects like scalpels, tweezers, tongs and other implements, gauze pieces, towels, etc are used. The number of implements and objects used increases, for complicated or larger duration surgeries, which have more than one surgeon and assisting staff.

This sure sounds unbelievable, but reportedly, there were 20,000 cases of mother- newborn baby mismatches in one year in US hospitals alone! The main problem is, that all newborn babies look alike (at least to many people including me).It is difficult to distinguish one bundled baby from another, especially in a hospital wards where there may be tens of these “bundles of joy” kept together for a bath or whatever.

1. There are not many educated, passionate and informed museum guides available with many museums, for whatever reasons.
    
2. Doing away with a guide altogether results in a less than optimal solution. 

1. A citizen carries a multitude of ID cards, which can be for various purposes and issued by multiple agencies.
    
2. For example a single adult bonafide citizen may have a social security card, national ID card, a passport, a voter card, a driving license, etc.