If the room is cold, and you work at a Desk and do you have cold hands — warm them, here is an unusual mini-fireplace, build which is not particularly difficult. You only need a curved polished metal sheet on a heat-resistant stand, and a bunch of tablets of dry alcohol, familiar to tourists and hunters.
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Universal tractor
— How to explain such a "hybrid" — a two-wheeled mini-tractor and a single-axle cargo cart on a rigid hitch? Doesn't a mini-tractor have more capabilities with the same four wheels? —...
BOAT-NETWORK
One of the main tasks of a designer in any vehicle is to make it easier. Of course, not at the expense of stiffness and strength. If to speak about building of small vessels, the...
