In fact, the aforementioned criteria constitute a non-permit required confined space. A permit required confined space â more specifically, entrance to a permit required confined space â should be limited only to workers with the proper permit. This is due to the inherent hazards within this type of confined space.
Salmon farming is a type of aquaculture where the fish are grown in net cages, typically located in sheltered bays and fjords along the coast. Salmon are hatched in brood hatcheries and grown in freshwater until they are large enough to transfer to marine pens.
Dairy farming is a form of agriculture where livestock--most commonly cattle--are specially bred and artificially selected to produce greater quantities of milk than they would naturally produce, to help fulfill a great demand by those who cannot raise their own cows to get their own milk. Dairy farm is a farm where the main aim of the enterprise is the  production of milk. Dairy does not specifically refer to cattle, a  dairy could also milk goats, sheep, c â¦ amels or any other mammal that  lactates.