In informal sectors, women are never considered to be put in the position for supervising. Mestiri is a tamil term to address the head workman or foreman who supervise a group of workers in informal sectors like construction, agricultural labour and production units. Generally mesthri refers to the supervisor of male gender and no title for female supervisor is found. This explains the patriarchy in work force structure of informal sector, establishing the appropriate role for men and women.

Neela thotti/ thotti is the tamil colloquial term that refers to the avuri (indigo) wet leaf production tank. The existence of a number of thottis in a region implies the range and scale of cultivation and production of indigo. Before the 90s in the northern part of Tamilnadu, India, indigo was cultivated on a large scale for indigo cake production with numerous thottis. The development of synthetic dyes affected the market value of natural dyes.