18 amazing inventions that can change our lives
Technological progress (or rather the marketing that accompanies it) has taught us that any need, even the most negligible, can in time become an indispensable necessity.
For this reason, inventors around the world are constantly looking for investors to produce objects of different uses, some very ingenious and others almost surreal.
Here is a curious photo gallery of unusual inventions ... which ones would you like to own?
1. Park benches for dual use

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