"Yes, sir. In what is known as Place's Vacuum-jacketed Insulated Container, it can be kept for weeks at a time without any appreciable loss."
Flint pondered a moment, then asked, again:
"Could large tanks, holding say, a million gallons, be built on that principle, for wholesale storage? And could vacuum-jacketed pipes be laid, for conveying liquid oxygen or its gas?"
"No reason why not, sir. Yes, I may say all that is quite feasible."
"Very well, then," snapped Flint. "That's enough for the present. Now, show us your machine at work! Start it Herzog. Let's see what you can do!"
The Billionaire's eyes glittered as Herzog laid a hand on a gleaming switch. Even Waldron forgot to smoke.
"Gentlemen, observe," said Herzog, as he threw the lever.