...M. Siemiatkowski; L. Plöen; N. Björkman Excess formaldehyde was extracted from embalmed animal cadavers by vascular perfusion or combined perfusion and percolation with 20% ethanol. The perfusion was undertaken through a carotid artery and the percolation through the serous body cavities for 1–2 h...

...Nils Björkman; Poul Nielsen; Vibek Hornshøj Møller Formaldehyde was removed from embalmed animal cadavers by pumping ethanol (20%) through the pleural and peritoneal cavities of 4 goats, 4 cows and 4 horses. The goats were percolated intermittently for 7 days and the large animals continuously...

...Nils Björkman; Karen Meyn Christensen To overcome the legally imposed limit on atmospheric concentration of formaldehyde of 1 ppm a method for fixation and storage of material for dissection has been developed. After intraarterial installation of formaldehyde the specimens were extracted in dilute...