Religious restrictions on the consumption of pork Torah (Pentateuch) contains passages in Leviticus that lists the animals people are permitted to consume. It first notes what qualifies an animal that is absolutely permitted: Animals that have cloven hooves and chew their cud are ruminants such as cows, sheep, and deer. This text does not specify every possible animal by name, only their behaviors. The text goes on to describe specific animals that are known and meet one, but not both, of those qualifications, thereby prohibiting their consumption. It does not elaborate on the exact reason for prohibition other than physical characteristics. Pigs are described in this section
Chewing gum the end of the product’s shelf life, causing the exterior hard candy shell to soften and the interior gum center to harden. The physical and chemical properties of chewing gum impact all aspects of this product, from manufacturing to sensory perception during mastication. The polymers that make up the main component of chewing gum base are hydrophobic. This property is essential because it allows for retention of physical properties throughout the mastication process. Because the polymers of gum repel water, the water-based saliva system in a consumer’s mouth will dissolve the sugars and flavorings in chewing gum, but not the