Natural spillover or research lab leak? Why a credible investigation is needed to determine the origin of the coronavirus pandemic - Bulletin of the Atomic Scientists
Liang Tong Lab at Columbia University
Morrison & Fourmy's General Directory of the City of Galveston: 1896-1897 - Page 292 - The Portal to Texas History
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File:A female laboratory worker handles a dish with tongs in front of an oven in the Polymer Rubber Corporation laboratories, Sarnia, Ontario (40159224645).jpg - Wikimedia Commons
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File:Crucible-tongs-01.jpg - Wikimedia Commons
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Crucible tongs hi-res stock photography and images - Alamy
COVID-19 Origins: Investigating a “Complex and Grave Situation” Inside a Wuhan Lab — ProPublica
Science Lab Utility Tongs | Flinn Scientific
Farberware 11-inch Silicone Tip Locking Tongs in Black and Stainless Steel - Walmart.com
Kitchen Tongs: A Type for Every Task - Food & Nutrition Magazine