The secret workers

The Secret Workers
The next evening, Grandpa Joe went on with his story.
You see, Charlie', he said, 'not so very long ago there used to be thousands of people working in Mr Willy Wonka's factory.Then one day, all of a sudden, Mr Wonka had to ask every single one of them to leave, to go home, never come back'.
'But why?' asked Charlie.
'Because of spies'.
'Spies?'
'Yes. All the otherchocolate makers, you see, had begun to grow jealous of the wonderful sweets that Mr Wonka was making, and they started sending in spies to steal his secret recipes. The spies took jobs in the Wonkafactory, pretending that they were ordinary worker, and while they were there, each one of them found out exactly how a certain special thing was made'.
'And did they go back to their own factories andtell? Asked Charlie.
'They must have', answered Grandpa Joe, 'because soon after that, Fickelgruber's factory started making an ice cream that would never melt, even in the hottest sun. Then MrProdnose's factory came out with a chewing-gum that never lost its flavour however much you chewed it. And then Mr Slugworth's factory began making sugar balloons that you could blow up to huge sizes beforeyou popped them with a pin and gobbled them up. And so on, and son on. And Mr Willy Wonka tore his beard and shouted. "This is terrible! I shall be ruined! There are spies everywhere! I shall have toclose the factory!"
'But he didn't do that!' Charlie said.
'Oh, yes he did. He told all the workers that he was sorry, but they would have to go home. Then, he shut the main gates and fastened themwith a chain. And suddenly, Wonka's giant chocolate factory became silent and deserted. The chimneys stopped smoking, the machines stopped whirring and from then on, not a single chocolate or sweet wasmade. Not a soul went in or out, and even Mr Willy Wonka himself disappeared completely.'
'Months and months went by', Grandpa Joe went on, 'but still the factory remained closed. And everybody...