1. dishwasher
Do not believe me , but the first dishwasher that is not just doing the dishes , but does not break it, appeared back in 1886. Her " mother " Josephine Cochrane, once breaking two porcelain plates, was so upset that invented the dishwasher. Unfortunately , the invention of Mrs. Cochrane was considered necessary in the economy as much as 40 years later, but we are grateful to her today .
2 . Muffler for car
How strange it may sound , but she invented it , El Dolores Jones, in 1917. Maybe the lady just did not like the loud sounds of cars. So thanks to the woman the world around us has become a little quieter and more pleasant .
3 . snowblower
" Cleanliness and order must be everywhere ! " - I thought the usual secretary Cynthia Westover and in 1892 invented the prototype of the modern snow plow .
4 . silicone
This invention, we must sculptor Patricia Billings . The woman was just trying to create a cement additive that protects the product from its cracks. For several years she struggled on his invention , while in 1970, did not invent silicone.
5 . Basis for mobile phones and Wi-Fi
How would we live now, if would not 1941goda Hedy Lamarr invented a secret communication tool that dynamically changes the frequency of broadcasting to hinder the enemy interception . Today, this technology is used in mobile phones and Wi-Fi. In addition, Hedy fond of not only scientific work - she starred in the film, where the world's first movie was filmed explicit scenes of a sexual nature , for which he earned notoriety and was named Adolf Hitler, " the enemy of the Third Reich ."
6. diapers
One desperate mother and housewife Marion Donovan bothered to change diapers and wash their babies , and in 1917 she took a shower curtain and sat down at the sewing machine. Thus was the world's first prototype of the modern diaper. After that there was still a lot of ideas from different moms and dads . Manufacturers have tried to put their inventions, but the mass industrial production of disposable diapers has been launched only in the mid 50s. Idea - Victor Mills .
7. bra
This handy piece of lingerie was patented in 1889 by a French Ermine Kadol . The owner put up corset shop window of a new invention called "le Bien-Etre", which translates as "well-being " . Cups are supported by two satin ribbons , and the rear was attached to the corset bra .
