We practically continually faced with a variety of fine bubbles, whether drugs, herbs, solvents, perfumes, mascara or nail Polish. And they have one common drawback: volatility. One careless movement — lo and behold, the fold is overturned. However, the bubble will never fall,- if to use here such device. Take a circle from a rubber, soft plastic or cardboard, make a middle crosswise cut and put on the bottle: higher stability is guaranteed.
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“HUMMINGBIRD” FROM CALIFORNIA
Held in the fall of 1991, sports bilateral meeting of American and Soviet missile-modelers winner in the class S4B was Robert Park, a native of the state of California. His rocket plane...
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Our family vehicle — a three-wheeled velotandem "the Vagabond" — designed by me for tours. From the same konstruktsii it is distinguished by the absence of any irreversible...
