GK
INVENTIONS
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
|
|
A wedding ring
|
|
Plants
|
|
An animal
|
|
Spears
|
Detailed explanation-1: -He examined the burrs under a microscope and found out that the burdock plant has a system of hooks that are capable of attaching themselves to loops of thread. Further research and experimentation led to the fastening product we know today as Velcro–thanks to the burdock plant and some astute observations.
Detailed explanation-2: -As the story goes, burdock is the inspiration for the invention of Velcro fasteners. In the early 1940’s George de Mestral, a Swiss inventor, devised his invention after having to remove the burs from his dog’s fur. He looked at the burs under a microscope and seeing the seizing quality of hooked barbs devised Velcro.
Detailed explanation-3: -An Idea That Stuck: How George de Mestral Invented the VELCRO® Brand Fastener. Born in the tiny town of Saint-Saphorin-sur-Morges in 1907, George de Mestral filed his first patent at the age of 12, for a toy airplane.