Ink Ribbon Tin

Only on Standard (Classic) and Insanity: 16 per run. Guard Office (north-west card cabinet, 2), Parlor (south-east round table, 2), Isolation Ward Lobby (north-east bed), Lead Researcher's Office Lounge (south cabinets), Records Room (north-east filing cabinet) and Cold Storage (middle bench, 2) in ch03; Security Room (east desk and south-west boxes) and Processing Office (west barrels) in ch05; in the ARK, Chemical Storage (east bench), Cleanroom (north-west trolley), Lobby (south-east seat) and Bioweapon Repository 05 (west container) in ch14.

Material: the Blood Collector turns it into 1 Ink Ribbon.

Ink Ribbon Tin + 40 Infected Blood

The 15 ribbons and 16 tins give up to 31 saves per run, at 40 blood per tin. If blood is tight, don't convert tins until you are low on ribbons.