Solar Drying: Solar drier was placed under the open sky
where there was no interruption of the solar radiation
falling onto the receiving chamber of the solar drier. Temperature
inside and outside the solar drier was monitored
throughout the 24 h of the day. Tomato slice were placed
on wired mesh inside the solar drier. Samples were
weighed at the beginning and after regular interval until
the weight of the samples became constant.