Half-life
Time in which half of the radioactive nuclei of a substance decays. The half-life von radon is 3,8...
HOAI
Fee schedule for architects and engineers.
Indoor air evaluation measurements I radon
Long-term measurements are used to evaluate a radon concentration in the interior (annual...
Indoor air overview measurements I radon
Overview measurements of indoor air on radon are carried out over several days to a few...
Indoor space
Enclosed fixed space within buildings in which people can stay. The WHO guideline for indoor radon...
Influencing factors I radon
The following influencing factors must be taken into account in the measurements:
■...
Inhalation related radiation exposure I radon
The product of the inhaled amount of radioactive particles and the duration in which they are...
Limit
Value that must not be exceeded. The WHO guideline for indoor radon is 100 becquerels per cubic...
Little used indoor space
Room in which people spend less than 2 hours a day on average over the year. Due to the rare...
Lounge
Interior that is intended not only for the temporary stay of people. Long-term stays in rooms with...