Shashi Tharoor’s necklace-style air purifier sparks curiosity; Affordable and effective?
Congress MP Shashi Tharoor is often seen wearing a compact, necklace-style wearable air purifier, a gadget gaining popularity as pollution levels soar in cities like Delhi. These devices, priced around ₹3,000–4,000, come with either mini HEPA filters or ion-based technology.