Daily disposable contact lenses are single-use soft lenses that simplify care, reduce deposits and now come in toric and multifocal options. They improve comfort for many wearers, but require proper hygiene and create more single-use waste.
Ultrasonic cleaners use cavitation to remove dirt from metals and hard gemstones. They're effective for solid gold, platinum, and durable gems but can damage pearls, opals, emeralds, and plated or glued jewelry. Inspect pieces first, use mild soap, short cycles, and consult a jeweler when unsure.
Ultrasonic cleaners use cavitation to remove dirt from jewelry. They work best on hard gems (diamonds, sapphires) and solid metal settings, but can damage pearls, porous stones, glued pieces, and treated gems. Inspect pieces first and consult a jeweler for high-value or delicate items.