2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/143318We consider site percolation of dimers (``neadles'') on simple cubic lattice. The percolation threshold is estimated as $p_c^\text{perc} \approx 0.2555 \pm 0.0001$. The jamming threshold is estimated as $p_c^\text{jamm} = 0.799 \pm 0.002$.3 pages, 4 figures, submitted to EPJBDisordered Systems and Neural Networkstext