(TrendHunter.com) To reduce household waste, consumers are investing in everything from shampoo to laundry detergent in formats that can be refilled with the purchase of refill pouches. Now, Kao Corporation is…(TrendHunter.com) To reduce household waste, consumers are investing in everything from shampoo to laundry detergent in formats that can be refilled with the purchase of refill pouches. Now, Kao Corporation is…