Confident fill the tank with a narrow neck to the desired level (for example, an automotive canister), if you equip the funnel with a special gauge. For its production will need a wire needle with a diameter of 1 mm, cork or foam float and a tin strip into the guide hole.
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Improvised sieve for sifting flour products or powdered material, straining liquids and mixtures are easy to make in minutes from flat banks (e. g., herring) and of nylon stocking or...
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