Jin satki .. got sensor to detect and alert to higher than normal temperature, but don't have equipment setup next to it to identify WHICH train and WHICH carriage triggered it   Then got this type of sensor got what use?

https://www.straitstimes.com/singapore/politics/psps-minimum-wage-idea-is-easy-way-out-says-paps-gan-siow-huang

left pocket to right pocket. left pocket now say poor, need to increase fares. 

Life skills

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