Milk, ghee, butter, detergents and cigarettes have become costlier across India, while commercial LPG and aviation fuel prices have also climbed, adding to the pressure on household and business budgets. Milk, ghee, butter, curd, detergents, soap and cigarettes have become costlier following a series of price revisions in the last two months. Amul, Mother Dairy and Nandini have raised dairy.