Sizing
Chemicals applied to paper during manufacture to control ink absorption and surface hardness; mechanical erasure removes sizing from the affected area, allowing rewritten ink to feather along disrupted fibres.
Chemicals applied to paper during manufacture to control ink absorption and surface hardness; mechanical erasure removes sizing from the affected area, allowing rewritten ink to feather along disrupted fibres.
Practice with mock tests, learn from structured notes, and get your questions answered by a global forensic community, all in one place.