We all rely on our senses in some way, but for Manaz Saffar her sense of hearing is central to her job. She's a noise pollution officer and relies on her sense of hearing to decide what is nuisance noise and what's not - and it's not just party music. Manaz has to monitor noises that bother people during the day as well
Rachel Ellison went out onto the streets of Kensington & Chelsea with Manaz to find out how she sorts noise from sound.