For uniform spraying paint when decorating large or small surfaces, to create artificial “rain” indoor plants or spraying vegetable crops and shrubs with chemicals that help to combat nasekomye-mi-pests — here is a wide range of works able to perform the old (hard — short) broom.
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FLIGHT “ON THE BACK”
To train novice of group members control cord model aircraft is a difficult task. And in inverted flight, or as it is called, in flight "on the back"— all very complicated. It affects...
SCREW MOLD
Model propellers for internal combustion engines are usually made from solid wood: beech, ash, birch, hornbeam. However, work on the air screws is very labor intensive and requires a...
