Everyday Science MCQs, General Knowledge MCQsWho invented the safety pin? Posted on August 16, 2021 by Aban Cheema(A) Charles Goodyear (8) Stewart Harshone (C) Walter Hunt (D) A. RoseShare this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on WhatsApp (Opens in new window)Click to share on Pinterest (Opens in new window)Click to share on LinkedIn (Opens in new window)
