Noseclip, plastic, foam-padded noseclips help increase the accuracy of spirometry results by eliminating the escape of air through the nostrils during testing
Variable Load, used in conjunction with the Energy Sensor to provide a range of resistive loads for projects such as wind turbines or solar panels, Students can adjust the potentiometer to provide resistances between 6 and 255 ohm
Mouthpiece, Disposable, For a more sterile environment, use the cardboard mouthpieces to help eliminate the spreading of contagious material between students