Drying Characteristics and Microbiological Quality Assessment of Solar-Dried Tomato

Table 1

Physical properties of materials for construction of solar dryer.

No.	Item	Dimension	Thermal diffusivity (m^2/s)	Thermal conductivity (W/(m K))
1	Chimney	0.1 m diameter; 0.4 m height		205
2	Plywood			0.12
3	Glass wool	0.01 m	—	0.04
4	Metal sheet			205
5	Glass sheet			0.96