15 Microscope Slides

1(c). Pollen grains of different kinds of grass
2(c). Pollen grains of different deciduous trees
3(c). Pollen grains of different conifers
4(b). Mixed house dust
5(c). Dust mite from a living room
6(b). Spores of different fungi
7(b). Wood powder
8(b). Asbestos powder (cancerogenous)
9(b). Talcum powder
10(b). Crystals of washing-powder
11(b). Polyamide fibres
12(b). Nylon fibres
13(e). Mucous membrane of human nose, t.s.
14(e). Healthy human lung, t.s.
15(e). Human lung injured with dust particles, t.s.