Marilyn sez, "Astronauts returning from spacewalks have noticed a distinctive smell of fried steak on their space suits when they take them off. Who knew?!" Turns out, the cosmos is not vegan.
He said: "When astronauts were de-suiting and taking off helmets, they all reported quite particular odours.
"We have already produced the smell of fried steak, but hot metal is more difficult.
"We think it's a high energy vibration in the molecule and that's what we're trying to add to it now."