Naphthalene balls have been used in Indian cupboards for decades.They are familiar, inexpensive, and often trusted without question.While they do repel insects, they also come with health and fabric related trade-offs that are worth understanding. Do naphthalene balls actually protect clothes from insects? Yes, naphthalene balls work by releasing strong fumes that repel moths and insects.They do not kill insects instantly; they create an environment insects avoid.This makes t