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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GLUING — SO RELIABLE!
Use Scotch transparent tape — in many cases much more convenient than glue. Only one disadvantage: it is difficult to glue the long leaves: sticky tape curled, deformed, and the quality...
TRAP FOR PAINT
When painting the ceiling, cornices, etc. paint with a paint brush sometimes drains on hand. This will help avoid simple cropped funnel from a plastic bottle, put on the brush.
