Infrastructures

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Administrator

Security Surveillance (Biometrics )
Person-recognition Systems=========================Person-recognition systems are a major spin-off from improvements in ...
Last Reply 5 years ago from xiao lee

Administrator

Banking Services
Plastic Card Technology=====================Until the 1960s, most financial transactions were based on paper (cash and c...
Last Reply 5 years ago from xiao lee

Administrator

Public Utilities Services
Elevators and Escalators ====================Lift (Elevator) :----------------------The first passenger elevator was ins...
Last Reply 5 years ago from xiao lee

Administrator

Maglev and Monorails
The development of high-speed trains has kept railroads competitive with other modes of transportation and popular with ...
Last Reply 5 years ago from streetsmartfighter