This video has over 100k hits already. Look at the statistics at the end of it about women without access to toilets during their period. How would this hinder their lives? And then how would this also be an obstacle to a country’s development? Wateraid charity wants to change this. See how this NGO (non governmental organisation) is trying to make things less unequal and to reduce the development gap. So you can use this ideas in your exam if a question comes up about aid and/or sustainable development.