The SciencesVersatile IndiumOnce Valued at $20,000 an Ounce, Indium Now Sells for $7.50. It's Peculiar Properties Open Wide Fields of Use in High-Speed Bearings, Solders, Jewelry, and as a Hardening Element in Non-Ferrous Alloys. Not on the List of Critical MetalsBy Fred P. Peters, Kenneth Rose on April 1, 1944AdvertisementABOUT THE AUTHOR(S)Recent Articles by Fred P. PetersTomorrow's MetallurgyNew Fields for StainlessDeep Draws with Hot MagnesiumRecent Articles by Kenneth RoseGlass-Metal CollaborationThermit Branches Out