They can even be spread by breathing the air around someone who is sick. Some infectious diseases, such as measles, can be prevented by a vaccination, which is a shot that makes you immune to the pathogen. Proper hygiene, such as washing your hands regularly, can also help prevent infectious diseases.
It's sort of like a Furby that hatches from an egg, adorably poking through its glowing shell when you rub it. The normal price of Hatchimals is $50 to $60, but this season's must-have toy is sold out in virtually all stores and major retailer websites.
In India there is no small-scale electrical incubator and major poultry farmers use large electrical incubators for hatching their eggs. The cost of these incubators may vary between Rs.50,000 and Rs. 60,000. The eggs before being placed inside the incubator have to be disinfected to prevent getting spoiled.