Changing the rings
10
Abstract
Take an oil sealing ring made of cast‐iron, try to bend it, and it ‘gives’ only slightly. Do the same with a ring made of PTFE—or, to spell it out, polytetrafluroethylene—and you will be able to manipulate it as you wish.
Citation
Witts, P. (1972), "Changing the rings", Industrial Management, Vol. 72 No. 7-8, pp. 50-50. https://doi.org/10.1108/eb056219
Publisher
:MCB UP Ltd
Copyright © 1972, MCB UP Limited