Show Rt running wiling hot sitting cold at army China climatic tic tests sk tzi MIN 4 ba alp Z M 41 the infantry takes it standing up and sitting down in tests at the corps climatic laboratory at lawrence it is here that the quartermaster corps ccarty charts reaction of men and checks effectiveness ol of equipment uni der sinju simulated tropical and arctic temperatures left three infantrymen with fuu full packs undergo disco discomforts comforts dis of aan agn endless treadmill hike under broiling sun in the jungle chamber of the laboratory right observer checks clothing and condition of soldier who sits it out in searing scaring 40 below zero frigidity of the cold test room |