(1) The methods of distribution and practices in the distribution of food products and fuel shall be free from needless waste and needless duplication which tend to increase the cost of such products to the consuming public. Methods of distribution and practices in the distribution of food products and fuel, wherever such waste or duplication tends to increase the costs of such products to the consuming public, are hereby prohibited.
(2) The department, after public hearing, may issue general orders forbidding methods of distribution or practices in distribution which are found by the department to cause waste or duplication as defined herein. The department, after public hearing, may issue general orders prescribing methods of distribution or practices in distribution which are found by the department to avoid waste or duplication as defined herein.
(3) The department, after public hearing, may issue a special order against any person, enjoining such person from employing any method of distribution or practice in distribution which is found by the department to cause waste or duplication as defined herein. The department, after public hearing, may issue a special order against any person, requiring such person to employ the method of distribution or practice in distribution which is found by the department to avoid waste or duplication as defined herein.