Paper diagnostic tools- small pieces of paper treated with reagents- have been popular for years. Recently, Paridhi Bhandari , Tanya Narahari and Dhananjaya Dendukuri of Achira Labs Pvt. Ltd. in Bangalore, have developed a woven microfluids diagnostic tool, and published a paper on the process. 'Fab-chips': a versatile, fabric-based platform for low-cost, rapid and multiplexed diagnostics.