Sheet) thermoelectric Were used cooling foam box, no packing foam inside the box 15l by starting temperature was 30 ° c over time to lower the temperature inside a foam box, as shown in Table 3.1.
Thermoelectric) cooling is applied within the foam box packed with no 15L size by default temperature inside the foam box equal to 30° C internal temperature over time, the foam box are reduced, as shown in table 3.1.
), the Thermoelectric is used to cool the internal foam box is not a container size 15 L by starting temperature inside the box foam equal to 30 °C over time to reduce the temperature inside the box with foam as shown in Table 3.1.