Figures (5)  Tables (0)

    • Figure 1. 

      The number of microorganisms on three surfaces within domestic refrigerators. (R1−R27: Different refrigerator numbers , BASKET WALL SHELF).

    • Figure 2. 

      Composition and diversity of fungal community on three different surfaces within domestic refrigerators (NB: wall, GB: shelf, CL: basket). (a) The relative abundance of fungi on different contact surface of eight users. (b) Diversity of fungal species on different surfaces.

    • Figure 3. 

      The diversity indexes of bacterial community on three surfaces within domestic refrigerators (mean, maximum, minimum).

    • Figure 4. 

      The bacterial composition of three surfaces within eight domestic refrigerators at the family level (NB: wall, GB: shelf, CL: basket).

    • Figure 5. 

      The correlation between the chao1 index and PM2.5 of three surfaces within eight domestic refrigerators.