Indications of Significant Humidity A humidity meter or hygrometer is much more definitive, but specific indicators in the house and physically felt in the human body can level to greater humidity concentrations. Picture: iStock Image: istockphoto.com Folks preferring to line-dry laundry must consider doing so on an out of doors https://www.penmann.co.uk/blog/industrial-dehumidifiers-managing-moisture-in-controlled-environments/