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| Sospeso | Paulownia Vs. Balsa
"Balsa has been incorrectly considered to have the highest strength to weight ratios of any wood in the world. Paulownia has been thoroughly tested and found to have a higher strength to weight ratio than Balsa! Auburn University tested the strength of 18 lb p/cubic ft. Paulownia against Balsa, with an average weight of 10 lbs p/cubic foot." Paulownia Trees: Fast Growing Royal Paulownia Tree vs Balsa Comparison |
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