Ключевые слова: agar, air, allergy, aspergillus, aspergillus niger, asthma, background, bacteria, bacteriology, black, brown, colonies, colony, different, environment, environmental, fischeri, fungi, growth, indoor, luteus, medium, micro, microbe, microbiology, micrococcus, microorganism, microscope, microscopic, microworld, mold, morphology, mycology, nutrient, pathogen, pathogenic, petri dish, plate, shape, smear, spherical, stachybotrys, surface, terreus, tryptic soy, white, world,