A bicycle is much more than a simple mean of transportation. Going a step further than considering its benefits for human beings and environment, it has been used in a variety of ways throughout its history. Shrewdness has made people to develop a wide variety of bike-objects. Here are some of them.
Suppose you live in a developing country where electricity is too expensive, does not even arrive to mountainous area or you just want to save some money. People has thought a way up to use the legs force to clean garment. The bike-washer makes it reality. The pedals move transmits the energy through the chain, which in turn spins the drum. You need to put the dirty clothes, water and soap, and make some exercise. You will feel double satisfied. One the one hand, your garment will be cleaned. One the other hand, you will have produced endorphins which will make you feel happy.
Next, a bicycle can be modified to allow whipping and produce food with a different texture, like a delicious milkshake. The bike-beater takes advantage from the movement as before. This easy machine is another way to reduce electricity consumption.
Finally, bicycles has been used in wars to deliver important information from the war fronts. One use you probably does not known is bikes as stretchers. Yes, you have read stretchers. At least in Valencia, it was used the bike-stretcher during the Civil War. On the next photo you can see how ingenuity can give marvelous objects, especially needed in war times.