Figure 4. DTPS/DRPS schematic representation

From

Estimation of Indoor Radon and Thoron Concentration in Some Dwellings of Trans-Yamuna Region, North East Delhi, India

Ruchie Gupta, Mohinder Pal, Deep Shikha

Applied Ecology and Environmental Sciences. 2022, 10(2), 49-53 doi:10.12691/aees-10-2-3