Then there was a wild yelp of agony and the poodle went sailing up the aisle; the yelps continued, and so did the dog; he crossed the house in front of the altar; he flew down the other aisle; he crossed before the doors; he clamored up the home-stretch; his anguish grew with his progress, till presently he was but a woolly comet moving in its orbit with the gleam and the speed of light.
There are no more uses of "comet" in the book.
Show samples from other sources
I look under the sink and find a dried-out Brillo pad and a can of Comet.
Lauren Oliver -- Before I Fall
Three of us had giant camping flashlights, the glow illuminating jarring images: It was suburbia, post-comet, post-zombie, post-humanity.