An American tourist in Bangkok went to a Thai Restaurant and ordered a steamed prawn（大虾） as the main course. After finished, he called the Thai waiter. http://www.51education.net来自无忧英语教育幽默笑话频道

He asked the waiter "what do you do with the prawn shells?" The waiter answered, "we throw away!". The American proudly says, " in America, we send to factory. We make prawn crackers".

Then he ordered some oranges.. After he finished eating the oranges, he asked the Thai waiter, "what do you do with the orange peels?". The waiter answered, "we throw away!". The American then said, " in America, we send to factory. We make marmalades（橘子或柠檬等水果制成的果酱）".

The Thai waiter just quiet. The American, took out the chewing gum, the wrapper says, " Made in Thailand". While chewing the gum, he called the waiter and asked him, " what do you do with the used chewing gum?" The waiter said, " we throw away!". The American said , " in America, we send to factory. We make condoms!!"

The Thai waiter, fed up of the American, then asked him, " what do you do! with used condoms?" The American replied, "we throw away!!" The waiter then said, "in Thailand, we send to factory. We make chewing gum!!!!"