Assessing Faecal-Pathogen Contamination and Exposure to Risk in Community Ablution Blocks (CABs): A Case Study of Informal Settlements within eThekwini Municipality, South Africa. Assessing Faecal-Pathogen Contamination and Exposure to Risk in Community Ablution Blocks (CABs): A Case Study of Informal Settlements within eThekwini Municipality, South Africa. Posted in .