It is not necessary to prevent the buildup of snow on the tracks, it is better to clean them immediately after a snowfall while the layer is still small, and Neoplatonist, fluffy, and easy to work with. Given this, we can use a shovel appropriate design, similar to the dozer blade. Two sheets of plywood or sheet metal stuffed in the corner of the bar, and easy sagacity ready.
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This foldable trolley took me to carry inflatable boats. The one sold in stores, takes a lot of space, and keep it in a rubber boat is very nice and stick out of the wheel, and cargo...
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That a few liters of water enough to obtain a flame of high temperature (200° C), make sure everyone, read the description of the device developed by me to the cell. Big flame...