It keeps stuff cool
Hot things get cooler, and cold things get warmer, because they exchange heat with their surroundings. A "cool bag", whatever that is, is apparently designed in such a way as to prevent that (probably it's insulated).
Cotton is a breathable natural fiber that wicks moisture away from your skin, allowing for better air circulation and evaporation. This helps to keep you cool by preventing sweat from being trapped against your skin and allowing your body to cool down more effectively.
Cotton is a breathable fabric that is known for being cool and comfortable to wear in warm weather, making it a popular choice for summer clothing. It can help wick away moisture from the body, which can help keep you feeling cooler.
Aluminum foil reflects heat due to its shiny surface, helping to keep things cool by blocking out external heat sources. It can also create a barrier that prevents heat transfer through conduction and convection, making it useful for wrapping items that need to stay cold.
Yes, polystyrene is a good insulator and can help keep cold things cold by trapping air and reducing heat transfer. It is commonly used in cooler boxes and packaging to maintain the temperature of perishable goods.
The best way to keep something cold is to place it in a cooler that is filled with ice. You can also place things underground to keep them cool or place them in a refrigerator.
Cotton
it doesn't it keeps you cool! <<< i got a cotton sweater. lol It keeps me warm :P
You can keep something cold with a blanket designed for keep in the cold. However, most cotton blankets would do very little to keep in the cold.
Organic cotton
Hot things get cooler, and cold things get warmer, because they exchange heat with their surroundings. A "cool bag", whatever that is, is apparently designed in such a way as to prevent that (probably it's insulated).
Things which keep warm things warm and cold things cold are referred to as insulators.
people keep things in the to keep things cool
Wtf? First get the info right. Cotton doesn't keep you warm, it keeps you cool... ^_^
Cotton is always a good fiber to have in cold weather. Cotton is warm, and having it in your socks in cold weather will be sure to keep your feet warm.
To keep thing cool / cold.
All insulating and wearable material like cotton and woolen clothes like sweaters, pullovers, coat etc.