"He called the all-metal hips a "classic example" of why such monitoring was needed."
"It seems that Buckley, soon after matriculating at Yale in 1945, formed a little syndicate of half a dozen students to raise $1,800 for a pretty, all-metal airplane called an Ercoupe."
""Exhalation" by Ted Chiang, my first exposure to his work, is set on an all-metal world, where the inhabitants breathe argon and go about living otherwise normal lives, the removal of filled and/or dirty lungs withstanding, of course."