A mad scientist gazes into a vial of blue liquid. "This substance is still liquid at minus 40 degrees," he tells his assistant, Boris. Boris
is a little surprised. "But it's not liquid at minus 40 degrees," he says. "It's solid." "No, it's not," the mad scientist replies. "It's a solid at minus 40 degrees." "No, it's not," Boris insists. "It's a solid at minus 40