WOODEN DOOR

WOODEN DOOR

Wooden doors are an essential attribute of any apartment or home. For many years wood is the common material for the manufacture of doors. And not surprising, because it has many well known advantages: high strength and conductivity, ease of machining (except for some wood), frost resistance and acoustic opacity, but most importantly, environmental friendliness, naturalness and inimitable natural beauty.

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LENSES FOR GLASSES

LENSES FOR GLASSES

Spectacle lenses – the main element of corrective eyeglasses used for vision correction and eye protection from UV radiation and excess visible light. Lenses can be thinner, lighter, impact resistant, photochromic, polarized, bifocal, progressive, prescription tailored, sunglasses or ordinary colorless.

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THE FIGHTER-15

THE FIGHTER I-15

THE FIGHTER-15. Scale model 1:33.

I-15 is one of the best in world practice of aircraft construction of samples of a fighter-biplane – has been developed in 1933 in Polikarpov design Bureau. The scheme and design of the I-15 was a further development of fighter I-5, but had better aerodynamics and a much more powerful motor air-cooled M-25 (license reproduction of the American Wright Cyclone f-3). A characteristic feature of the I-15 was the peculiar form of the upper wing having the circuit “Chayka”, thereby reducing aerodynamic drag and gave the best view forward and up.

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GOLD RINGS

GOLDEN RING

Every day we use a huge amount of things and have almost ceased to notice them. But it turns out in the production of minor things at first glance hides a lot of interesting and informative. Site section “Pipeline” reveals the secrets of making the most ordinary things at first glance. Tonight, the GOLDEN RING.

 

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