Actress and social activist Shabana Azmi spent a lot of time rummaging through Mumbai's street markets for her upcoming project “Chalk n Duster”.The veteran, who plays the role of a teacher in the film, went on a shopping spree to fulfil her character's requirements, read a statement. Shabana bought bindis and bangles while out shopping on the streets of Andheri, Santa Cruz, Bandra and Churchgate. While at it, she also picked up some footwear and saris for her personal collection. “Chalk n Duster” is about teachers, the education system and the commercialisation of the system in the country. Written by Ranjeev Varma, the film is being directed by Jayant Gilatar."Chalk n Duster" is Bollywood's well known makeup artiste Subhash Singh's maiden production venture, which also stars actresses Juhi Chawla, Zarina Wahab, Divya Dutta in major roles along with Anupam Kher, Jackie Shroff, Sameer Soni and Arya Babbar in pivotal roles.