Usually when we boil water, many bubbles are formed in it. But this does not happen in space. A large bubble is formed when the water is heated there. The reason is also gravity.
Studies on germs for 30 years have shown that germs spread more rapidly in space than on Earth and are also more dangerous.
Drinking soda in space can be dangerous. There is difficulty in digesting soda here. It is also because of gravity. This is the reason why experiments are being done on space beer in Australia