Group VII atom containing polymers such as chlorine rubber, and fluorine rubber tend to show a high degree polarity due to their high molar attraction constants [1]. Their practical applications include molded parts, cable, hose, o-rings, etc., which require chemical resistance. In molding the final products, there are several problems such as shrinkage, porosity, blisters, poor knitting, backr...

What is it famous for? It's not, really — but one of the journals it publishes, Development, is, if only for being one of the few high-profile journals that almost nobody complains about. How did it start? It was founded in 1925 by George Bidder, a sponge specialist who was also a shrewd businessman with leanings towards philanthropy. His wish to benefit mankind took him into some unusual enter...

objectives: the aim of this study was to compare the fine motor development between low birth weight (lbw) infants and normal birth weight infants (nbw) at the age of 8-12 months by using the peabody developmental motor scale-2 (pdms-2) . methods: this was a non experimental and cross sectional study which was conducted on the 18 lbw infants and 14 normal infants. by referring to the profile of...

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Over a 20 years span, Daniel Borel will show how Logitech's enduring vision has been turned into products; how technological innovation and cool design have been combined in products that people love to use to work, play and communicate in the digital world.