Download or read book Latest Science and Technology Current Affairs September 2021 News written by Testbook.com and published by Testbook.com. This book was released on 2021-10-11 with total page 11 pages. Available in PDF, EPUB and Kindle. Book excerpt: Read this Science and Technology Current Affairs September ebook & know about Alternative to corneal transplantation developed by IIT-H researchers, Scientists develop 3D printed microneedle vaccine patch, CSIR-CMERI develops Solar DC Cooking System.