You accidentally put your hand the gum under table, and next thing you realised your hand is full of gum. You're walking down the street, your sneakers got caught by those pesky chewing gums and have a hard time to take off. The worst experience is having a gum caught in your hair. Almost everyone has experienced this kind of situation before at least once in their lifetime.
This gum nuisance, may be a thing of the past very soon. For years, scientists have been working on ways to solve the problem. Now a Bristol University spin-out company, claims that it has created a new material which can be added to gum that makes it much easier to remove from surfaces.
The material is formed from long chains of molecules, called polymers, which have both water-loving (hydrophilic) and oil-loving (hydrophobic) properties. It still need to go through the European health and safety tests. Revolymer, the company that developes the gum, said once it's approve, it should be available in the supermarket shelves by next year.The researchers have been testing the gum given the name of "Rev7" on a number of surfaces. Tests on four different types of paving stones showed that the gum vanished from the surfaces. The duration of the disappearance varies between 24 hours to several days at most.
For shoes, the gum could be pulled straight off immediately on certain type; other shoe types needed water to wash it off. Leather soles will need water and a detergent to detach the gum. Commercial gums remained stuck fast.
The team also tested the gum on one of the most tricky surfaces, hair. Using the company CEO's daughter's hair, who said she was due for a haircut volunteered to attached commercial gum to one side of her hair and Rev7 to the other. The commercial gum eventually had to be cut out, but Rev7 could be mostly removed using water, shampoo and a comb.
This new biodegradable gum will bring less stress to thousands of people when it's available. Now no one will hate the chewing gum.
Source : BBC News
Sunday, September 16, 2007
New revolution chewing gum
Posted by
Dominic
at
7:17 PM
Labels: Europe, Unbelievable science
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