Fig. 2
Fingerprints developed on transparency sheets after submersion in tap water for 1 day (top left), 14 days (top right), 24 days (bottom left), and 30 days (bottom right).
Fig. 2 | Scientific Reports
Fingerprints developed on transparency sheets after submersion in tap water for 1 day (top left), 14 days (top right), 24 days (bottom left), and 30 days (bottom right).
