Cotton Cellulose Hydrogel Maintains Conductivity at Subzero Temperatures

By Neetika Walter · Interesting Engineering · 2026-08-18

According to Interesting Engineering, researchers have engineered a 3D-printable hydrogel using cotton pulp that remains functional after a week of exposure to -13°F. By mixing zinc chloride and lithium bromide salts into the cellulose base, the team prevented internal water from

According to Interesting Engineering, researchers have engineered a 3D-printable hydrogel using cotton pulp that remains functional after a week of exposure to -13°F. By mixing zinc chloride and lithium bromide salts into the cellulose base, the team prevented internal water from