There's only one reason why I chose this ad for today's Flashback Friday post. The agitator bears an uncanny resemblance to the 'Friendship 7' space capsule that took John Glenn around the world on this date in 1962. It seems to indicate—to my uneducated eye, at least—that flying through space and churning through water are efficiently accomplished by a a conical-shaped object.

Appliance designers and aerospace engineers, I await your comments.