A first step in margin squeeze investigations is a detailed inquiry into the nature of competition in both the. upstream and downstream markets. A common requirement is that the firm allegedly squeezing margins has. market power in the upstream market.
Mineral oil is a colorless and odorless oil thatâs made from petroleumâas a by-product of the distillation of petroleum to produce gasoline. Itâs long been used as a common ingredient in lotions, creams, ointments, and cosmetics.Itâs lightweight and inexpensive, and helps reduce water loss from the skin.ineral oil is a colorless and odorless oil thatâs made from petroleumâas a by-product of the distillation of petroleum to produce gasoline. Itâs long been used as a common ingredient in lotions, creams, ointments, and cosmetics.
How does mineral oil for constipation works. Mineral oil works in the following way: 1  It acts as a thin layer of insulation that coats your intestinal mucosa. 2  That layer prevents fluids from being reabsorbed from the stools into your body.3  The stools thus remain moister. 4  It acts as a lubricant.ineral oil works in the following way: 1  It acts as a thin layer of insulation that coats your intestinal mucosa. 2  That layer prevents fluids from being reabsorbed from the stools into your body. 3  The stools thus remain moister. 4  It acts as a lubricant.