code/datums/weather/weather_types/radiation_storm.dm

RAD_STORM_AVOID_CHANCE	Chance for mob to avoid being affected by rad storm
RAD_STORM_ADDITIONAL_MUT_CHANCE	Chance to additionally apply good or bad mutation
RAD_STORM_BAD_MUT_CHANCE	Chance to apply bad mutation. When failed will apply good mutation instead
RAD_STORM_RAD_AMOUNT	Amount of radiation mob receives when affected

Define Details

Chance to additionally apply good or bad mutation

Chance for mob to avoid being affected by rad storm

Chance to apply bad mutation. When failed will apply good mutation instead

Amount of radiation mob receives when affected