Accepted Manuscript Quest for an eco-friendly alternative surfactant: Surface and foam characteristics of natural surfactants Ambika Pradhan, Amitabha Bhattacharyya PII: S0959-6526(17)30447-X DOI: 10.1016/j.jclepro.2017.03.013 Reference: JCLP 9140 To appear in: Journal of Cleaner Production Received Date: 8 November 2016 Revised Date: 23 February 2017 Accepted Date: 2 March 2017 Please cite this article as: Pradhan A, Bhattacharyya A, Quest for an eco-friendly alternative surfactant: Surface and foam characteristics of natural surfactants, Journal of Cleaner Production (2017), doi: 10.1016/j.jclepro.2017.03.013. This is a PDF file of an unedited manuscript that has been accepted for publication. As a service to our customers we are providing this early version of the manuscript. The manuscript will undergo copyediting, typesetting, and review of the resulting proof before it is published in its final form. Please note that during the production process errors may be discovered which could affect the content, and all legal disclaimers that apply to the journal pertain.