"If I use a tomato-based condiment at all, I use steak sauce. It tastes better on hamburgers, on steaks, even on French fries. I'm sure I haven't bought a bottle of ketchup in, I know, at least 30 years. [Here's the…"

"Me too."

"Philistine! :P"

"If you want to live dangerously, and introduce the risk of growing bacteria and mold In that ketchup, have at it.  As I don't relish (heh) food poisoning as a result of a delicious meal, I will continue to refrigerate my condiments, thank…"

"Stored in a cabinet until you open it.  Once it's open, in the fridge."

"Thanks. I guess that answers my question. "

"Here is an online explanation (one which references the comics rather than the movies)."

"What an interesting question! As Stan Lee said, the question of "who would win" always has the same answer. ("Whoever the writer wants to win.") But objectively, they're pretty closely matched. As others have said, I'd…"

"If 1938 Superman could devise a way to subdue 1962 Hulk without engaging him in hand to hand combat I believe Superman could win. However if the Hulk is able to get Superman in his grip, ol' Greenskin with his brute strength would defeat the…"

"As the 1938 Superman doesn't have the invulnerability later versions would have, I'd say that's the weakness the 1962 Hulk could exploit."

"I just looked at those sequences again. Polar Boy was the only one rejected because his powers might go out of control. Chlorophyll Kid was rejected because the Legion didn't think his powers would be useful (Alan Moore would…"

"I think that one advantage that 1938 Superman might have is that he was a lot faster than I remember the 1962 Hulk being."

"If the story was a co-published by Marvel and DC, the fight would be mandated a tie. All things being equal (in a universe in which both characters were published by the same company, for example), it would depend on whose title in which the story…"

"Now that I am thinking of it, the two characters were far more similar in concept and behavior at first than I would expect or even want.  Even their modes of movement are unusual yet rather similar at this point, all things told. …"