Those bright colorful single-use laundry detergent packs are growing in popularity, but they’re also becoming a problem with young children ingesting them. Already this year there have been at least 250 cases of illness from the packs reported to poison control centers across the country. And the particulars of the illnesses are worrisome. Children vomit. More than you would expect, says Dr. Michael Beuhler, medical director of the Carolinas Poison Cen...