PPSC Past Paper Inspector Cooperative Societies 2019 Solved MCQs, Everyday Science MCQs, PPSC Solved Past Papers MCQsHeavy water used in Nuclear reactors is also called Posted on April 15, 2021 by Rana TahirA. Deuterium Oxide B. PH 7 C. Distilled Water D. Tritium OxideShare 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)