- Mask Particulate Sefa Mwachangu
- UV spectrophotometry
- Sampler ya Bakiteriya Yoyandama Yokha
- Chida Choyesera Chopumira cha Mask
- Chida Choyesera Chosefera cha Mask
- Woyesa Wotsutsa Mask Air Resistance
- Yoyandama Microbe Sampler
- Digital Display Colony Counter
- Microorganism Sampling
- Mayeso a Kn95 Filtration Afficiency