to allow expansion in summer
Because there are more number of air pocket in loosely knotted sweater so it wont let heat to flow from our body and keeps us warm
A winter jacket has several layers, unlike a sweater. Body heat is trapped within the layers, which keeps you warm more than the fabric itself. It's similar to wearing a wetsuit or drysuit while scuba-diving, or having multiple blankets on a bed.
eBay & Tillys
Answer:Having curly hair doesn't make you warmer than straight hair.FactWhat might keep you warmer is if you have more hair than other people. If you have more hair you have a better chance to keep your self warmer.
It insulates you
You can't keep it from freezing indefinitely. But if you wrap something cold, for example in a sweater, it will stay cold longer.You can't keep it from freezing indefinitely. But if you wrap something cold, for example in a sweater, it will stay cold longer.You can't keep it from freezing indefinitely. But if you wrap something cold, for example in a sweater, it will stay cold longer.You can't keep it from freezing indefinitely. But if you wrap something cold, for example in a sweater, it will stay cold longer.
Styrofoam
Leather gloves will keep your hands warmer and are more durable than cotton.
In order to keep the fabric of a white sweater from turning yellow, oxygenated bleaches such as Chlorox 2 or OxyClean can be used and can be especially important if the water you are washing your clothes in has a lot of minerals in it.
oil
Penguins survive their harsh environment because of a layer of fat and water-resistant feather patterns that are tightly packed. The feathers keep out the brutal Antarctic winds. When possible, and a penguin wants to 'warm up', the animal simply dives into the warmer water, which is always warmer than the ambient air above the water line.
blue hat would keep you warmer because the sun attracts to darker colors