Materials I used: Soft copper wire: 20 gauge (wire diameter 0.8mm): 16cm (about 7 inches) for each spiral link 2cm (0.8 inch) ...
Materials I used: Soft copper wire for rings with diameter 1.5cm 20 gauge (wire diameter 0.8mm): 40cm (16 inch) If you are ...
Department of Petroleum Technology and Alternative Fuels, University of Chemistry and Technology Prague, Technická 5, 166 28 Prague 6, Czech Republic Department of Petroleum Technology and Alternative ...
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