Crafting a foil hat involves using aluminum foil to create a protective head covering, often associated with individuals seeking to shield themselves from perceived electromagnetic radiation or mind control.
While the effectiveness of foil hats in blocking radiation or mental manipulation remains unsubstantiated, their cultural significance lies in symbolizing distrust towards authority and a desire for personal protection. Historically, the use of foil hats has been linked to conspiracy theories and fringe beliefs, gaining prominence in the mid-20th century.