Exception 1 - Work of limited nature and short duration when the permanent or solid construction is less than 20 inches in width and fall distance does not exceed 15 feet in height and provided adequate risk control is recognized and maintained under competent supervision.
All cats, big and small, eat a certain amount of grass to clear their gut of inedible material like hair and bones from eating and cleaning through vomiting. Cats donât produce the right enzymes to fully digest large amounts vegetation. The juices of grass have folic acid and some vitamins that wild cats mainly obtain through eating grass. The fiber from grass also acts as a laxative, very good for passing old hair balls. If an indoor cat canât get to grass it might turn to houseplants as an alternative, but many house plants are very toxic to humans and cats.
Example of the sounds and motions a common housecat makes when it is coughing up a hairball. A 10 cm (3.9 in) cat hairball A hairball is a small collection of hair or fur formed in the stomach of animals, and uncommonly in humans, that is occasionally vomited up when it becomes too big. Hairballs are primarily a tight elongated cylinder of packed fur, but may include bits of other elements such as swallowed food.